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cu2btc3

發布時間: 2021-03-26 19:18:12

Ⅰ Cu-3(btc)是什麼物質

BTC是(三氯甲基)碳酸酯的簡稱,是一個化學物質的簡稱,主要有碳、氯、氧組成,化學式是C3Cl6O3,可作為劇毒光氣和雙光氣在合成中的替代產物。

BTC=Bis(trichloromethyl)carbonate 雙(三氯甲基)碳酸酯,即三光氣。

CAS Registry Number32315-10-9

分子式 C3Cl6O3

分子量 296.748

(1)cu2btc3擴展閱讀:

三光氣在有機合成中用作試劑,並且是用於各種化學轉化的光氣的較不危險的替代物,包括將一個羰基鍵合至兩個醇,並將胺基轉化為異氰酸酯。

三光氣的毒性與光氣相同,因為它在加熱和與親核試劑反應時分解成光氣。 即使微量水分也會導致光氣的形成。 因此,如果對光氣採取所有預防措施,則該試劑可以安全地處理。

作為劇毒光氣和雙光氣在合成中的替代產物,本品毒性低,使用安全方便,而且反應條件溫和,選擇性好,收率高。

本品為二級有機有毒品。宜存於乾燥、陰涼、通風的庫房內,遠離火源,並與有機胺、鹼性化學品等分開保存。

Ⅱ 關於生活中的簡易英語

a.m. ante (before) meridiem
ASAP as soon as possible
BC before Christ
BYO bring your own
C&W country- and- western
CBD cash before delivery
CCTV closed circuit television
COD(POD) cash (pay) on delivery
DJ disk jockey
DOB date of birth
ET extra- terrestrial
EU European Union
FPS first person shoot
ICU intensive care unit
KO knock out
L.A. Los Angeles
MVP most valuable player
NG no good 不理想
NPC none- player character
NY New York
OA official automation
OAP old-age pension 退休金
PK play killing
p.m. post meridiem 午後
POW prisoner of war 戰俘
PP past participle 過去分詞
RC Red Cross
RIP rest in peace 安息吧 (墓碑用語)
RJ road junction
SOS save our ship (soul)
TA teaching assistant
TM trade mark
TU trade union 工會
UFO unidentified flying object
UN United Nations
USA the United States of America
VIP very important person
VP vice president
VR virtual reality
WC water closet
YOB year of birth
BF boy friend
BRB be right back
BTW by the way
CEO chief executive officer
ER emergency room
e.g. exempli gratia (for example)
FYI for your information
GF girl friend
GMTA great minds think alike
i.e. id est (that is) 換言之、即
MC master of ceremonies 司儀
MYOB mind your own business
NB nota bene = note well
OIS Oh, I see
OMG Oh, my God
CC Carbon Copy
ONS One Night Stand
TBD To Be Determined

Ⅲ 求三篇化學英文文獻題目的翻譯

利用環境友好型的納米分子篩替代潤滑油抗氧化劑

一種新穎的溶劑熱方法合成SAPO分子篩——使用有機胺作為溶劑和模板

Friedlander反應合成喹啉——通過CuBTC金屬有機框架催化

化學專業翻譯,還望採納

Ⅳ 求仙劍5的激活碼,一個碼可以用兩次的,各位哥哥姐姐給個唄!謝謝啦~~~

這個你只能買正版的了……

Ⅳ I9100 imei是359959041165071誰能幫忙查一下,謝謝!

三星水貨大部分手機是沒有專業查詢網站,可以試試下面查詢指令吧。
*#*#197328640#*#*#*

其實 *#197328640# 就出 出現 Service Mode (服務模式 界面)

【1】 Debug Screen 調試模式 主要用於調試,並提供各種調試數據、手機參數的監看
【2】 Version Info 版本信息
【3】 UMTS RF NV UMTS射頻校準
【4】 GSM RF NV GSM射頻校準
【5】 AUDIO 裡面有 Voice Call Video Call Multi-Audio Table ....等
【6】 COMMON 裡面有FTM Debug Info RF Scanning ....等

選擇 2 2 4 就可以查生產日期
進撥號盤:
輸入*#06# 記下IMEI號
繼續進撥號盤:
輸入*#272*IMEI# IMEI就是你剛才記下的15位IMEI號碼。
可以看到Sales Code後面的白框里會有3個字母。這個就是銷售國的代碼。記下到下表中查對應的國家即可。
比如說我的9000 ,Sales Code是XEU ,在下表中可以查到XEU = UNITED KINGDOM,即代表手機是銷往英國的,歐版。TGY 就是港版
英文不行的話請自行谷歌或有道吧。

Ⅵ python中else的格式

截圖出來看看啊 不然沒有法看 沒有縮進

Ⅶ 我想了解一些現在流行的英語縮寫希望朋友們提供

呵呵,我這兒都是聊天用的縮寫,不知道合不合你意,不過我想,都是為了學英語嘛,應該也用得上呵呵

下面這些是一個美國朋友幫我總結的,很多都不常用,但是卻很全!有許多都是地道的美國口語,我們平常不這么說,可是正綜的老外都這么說的呵呵。另外,向你推薦一個工具,叫skype,是一個聊天工具,和QQ一樣地聊天工具,不過它的普及率遠高於QQ,全世界每個國家都有skype友,我最近正和幾個美國朋友聊得歡,一個是麻省理工學院的學生,還有一個是加州一個不出名的大學的教授,還有夏威夷的朋友。這兩天,我認識了兩個美國高中生,還有一個伊拉克人,我們四個總是一起語音聊,大家都很冷靜,美國人和伊拉克人竟然也能忘記一些東西,只談生活中的趣事。要是你對這個工具感興趣,可以到TOM網站上下載!

Abbreviation Meaning
<3 heart
404 I haven't a clue
ADN Any day now
AFAIK As far as I know
AFK Away from keyboard
ARE Acronym-rich environment
ASAP As soon as possible
A/S/L? Age/sex/location?
B4N Bye for now
BAK Back at the keyboard
BAS Big a** smile
BBIAB Be back in a bit
BBL Be back later
BBN Bye bye now
BBS Be back soon
BEG Big evil grin
BF Boy friend
BFD Big f***ing deal
BFN Bye for now
BG Big grin
BIBO Beer in, beer out
BIOYIOP Blow it out your I/O port
BL Belly laughing
BMGWL Busting my gut with laughter
BOTEC Back-of-the-envelope calculation
BRB Be right back
BTA But then again...
BTDT Been there, done that
BTW By the way
BWL Bursting with laughter
BWTHDIK But what the heck do I know...?
CICO Coffee in, coffee out
C&G Chuckle and grin
CNP Continued in next post
CRB Come right back
CRBT Crying real big tears
CU See you
CUL See you later
CUL8ER See you later
CYA See ya
CYA Cover your ass
CYO See you online
DBA Doing business as
DFLA Disenhanced four-letter acronym (that is, a TLA)
DL Dead link
DLTBBB Don't let the bed bugs bite
DIKU Do I know you?
DITYID Did I tell you I'm distressed?
DOM Dirty old man
DOS Dozing off soon
DQMOT Don't quote me on this
DTRT Do the right thing
DWB Don't write back
EG Evil grin
EMFBI Excuse me for butting in
EMSG E-mail message
EOM End of message
EOT End of thread (meaning: end of discussion)
ETLA Extended three-letter acronym (that is, an FLA)
F2F Face to face
FAQ Frequently-ask question(s)
FC Fingers crossed
FISH First in, still here
FLA Four-letter acronym
FMTYEWTK Far more than you ever wanted to know
FOMCL Falling off my chair laughing
FTBOMH From the bottom of my heart
FUBAR F***ed up beyond all repair or recognition
FUD Fear, Uncertainty, and Doubt
FWIW For what it's worth
FYI For your information
G Grin
GA Go ahead
GAL Get a life
GIGO Garbage in, garbage out
GD&R Grinning, cking, and running
GF Girlfriend
GFN Gone for now
GGP Gotta go pee
GIWIST Gee, I wish I'd said that
GL Good luck
GMAB Give me a break
GMTA Great minds think alike
GOL Giggling out loud
GTRM Going to read mail
GTSY Glad to see you
H&K Hug and kiss
HAGN Have a good night
HAND Have a nice day
HHIS Hanging head in shame
HIG How's it going
HT Hi there
HTH Hope this helps
HUB Head up butt
IAC In any case
IAE In any event
IANAL I am not a lawyer (but)
IC I see
IGP I gotta pee
IHA I hate acronyms
IHU I hear you
IIRC If I recall/remember/recollect correctly
ILU or ILY I love you
IM Immediate message
IMCO In my considered opinion
IMHO In my humble opinion
IMing Chatting with someone online usually while doing other things such as playing trivia or other interactive game
IMNSHO In my not so humble opinion
IMO In my opinion
IMS I am sorry
IOW In other words
IPN I'm posting naked
IRL In real life (that is, when not chatting)
ITIGBS I think I'm going to be sick
IWALU I will always love you
IYSWIM If you see what I mean
J4G Just for grins
JBOD Just a bunch of disks (like rendant array of independent disks, etc.)
JIC Just in case
JK Just kidding
JMO Just my opinion
JTLYK Just to let you know
k ok
KISS Keep it simple stupid
KIT Keep in touch
KOTC Kiss on the cheek
KOTL Kiss on the lips
KWIM? Know what I mean?
L8R Later
L8R G8R Later gator
LD Later, de
LDR Long-distance relationship
LHO Laughing head off
LLTA Lots and lots of thunderous applause
LMAO Laughing my a** off
LMSO Laughing my socks off
LOL Laughing out loud
LRF Little Rubber Feet (the little pads on the bottom of displays and other equipment)
LSHMBH Laughing so hard my belly hurts
LTM Laugh to myself
LTNS Long time no see
LTR Long-term relationship
LULAB Love you like a brother
LULAS Love you like a sister
LUWAMH Love you with all my heart
LY Love ya
LY4E Love ya forever
MorF Male or female
MOSS Member of the same sex
MOTOS Member of the opposite sex
MTF More to follow
MUSM Miss you so much
NADT Not a darn thing
NFG No f*****g good
NFW No feasible way or no f*****g way
NIFOC Naked in front of computer
NP No problem
NRN No response necessary
OIC Oh, I see
OLL Online love
OMG Oh my God
OTF Off the floor
OTOH On the other hand
OTTOMH Off the top of my head
PANS Pretty awesome new stuff (as opposed to "POTS")
PAW Parents are watching
PCMCIA People can't master computer instry acronyms
PDA Public display of affection
PEBCAK Problem exists between chair and keyboard
PIBKAC Problem is between keyboard and chair
PITA Pain in the ass
PM Private message
PMFJIB Pardon me for jumping in but...
POAHF Put on a happy face
::POOF:: Goodbye (leaving the room)
POTS Plain old telephone service
PU That stinks!
QT Cutie
RL Real life (that is, when not chatting)
ROR Raffing out roud (Engrish for "laughing out loud")
ROTFL Rolling on the floor laughing
ROTFLMAO Rolling on the floor laughing my a** off
ROTFLMAOWPIMP Rolling on the floor laughing my a** off while peeing in my pants
ROTFLMBO Rolling on the floor laughing my butt off
RPG Role-playing games
RSN Real soon now
RT Real time
RTFM Read the f***ing manual
RYO Roll your own (write your own program; derived from cigarettes rolled yourself with tobacco and paper)
S^ S'up - what's up
S4L Spam for life (what you may get when you become someone's customer or client)
SHCOON Shoot hot coffee out of nose
SEG S***-eating grin
SETE Smiling ear to ear
SF Surfer-friendly (low-graphics Web site)
SHID Slaps head in disgust
SNAFU Situation normal, all f***ed up
SO Significant other
SOL Smilling out loud or sh*t out of luck
SOMY Sick of me yet?
SOT Short on time
SOTMG Short on time must go
STFW Search the f*****g Web
STW Search the Web
SU Shut up
SUAKM Shut up and kiss me
SUP What's up
SWAG Stupid wild-a** guess
SWAK Sealed with a kiss
SWL Screaming with laughter
SYS See you soon
TA Thanks again
TAFN That's all for now
TANSTAAFL There ain't no such thing as a free lunch
TCOY Take care of yourself
TFH Thread from hell (a discussion that just won't die and is often irrelevant to the purpose of the forum or group)
TGIF Thank God it's Friday
THX Thanks
TIA Thanks in advance (used if you post a question and are expecting a helpful reply)
TILII Tell it like it is
TLA Three-letter acronym
TLK2UL8R Talk to you later
TMI Too much information
TNT Till next time
TOPCA Til our paths cross again (early Celtic chat term)
TOY Thinking of you
TPTB The powers that be
TTFN Ta-Ta for now
TTT Thought that, too (when someone types in what you were about to type)
TTYL Talk to you later
TU Thank you
TY Thank you
UAPITA You're a pain in the ass
UW You're welcome
VBG Very big grin
VBSEG Very big s***-eating grin
WAG Wild a** guess
WAYD What are you doing
WB Welcome back
WBS Write back soon
WDALYIC Who died and left you in charge?
WEG Wicked evil grin
WFM Works for me
WIBNI Wouldn't it be nice if
WT? What/who the ?
WTFO What the F***! Over!
WTG Way to go!
WTGP? Want to go private?
WU? What's up?
WYSITWIRL What you see is TOTALLY WORTHLESS IN REAL LIFE!
WUF? Where are you from?
WYSIWYG What you see is what you get
YBS You'll be sorry
YGBSM You gotta be s***tin' me!
YMMV Your mileage may vary.
YW You're welcome

Ⅷ 大家提供下著名船公司信息和他們有優勢的航線

上海港12條成熟航線的承運人及掛港表

1.非洲航線
地中海(地中海航行)
上海 香港,新加坡,丹戎不碌,路易港,德班,伊麗莎白港,開普敦

2.澳大利亞航線
A.中遠集運,日本郵船,鐵行渣華,韓進海運,大阪三井,川崎,長榮,立榮
上海 香港,悉尼,墨爾本,布里斯班
B.以星,達飛,東方海外,陽明,現代,中海
上海 香港,悉尼,墨爾本,布里斯班

3.美東線
A.中遠集運,陽明,韓進,中外運,川崎
上海 香港,查爾斯,諾福克,紐約,波斯頓
B.東方海外,赫伯羅德,日本郵船,鐵行渣華
上海 香港,邁阿密,薩凡娜,諾福克,巴爾的摩,紐約
C.勝利船務,韓進,北歐亞,阿拉伯聯合,川崎
上海 香港,新加坡,巴生,交亞淘羅,拉斯佩齊,福斯,瓦倫西亞

4.美西線
A.義大利郵船,達飛,長榮
上海 洛杉磯,奧克蘭
B.中遠集運,陽明,川崎
上海 神戶,橫濱,長灘,奧克蘭
C.地中海(地中海航行)
上海 釜山,香港,新加坡,比雷埃夫斯,拉斯佩齊,安托衛普,菲利克斯托,勒哈弗,瓦倫西亞
D.中外運,海華輪船
上海 香港,釜山,長灘,奧克蘭
E.以星,中海,北歐亞,智利南美
上海 釜山,溫哥華,西雅圖
F.韓進,中外運,川崎,朝陽,北歐亞
上海 釜山,釜山中轉,長灘,長灘中轉,奧克蘭
G.中海
上海 香港,釜山,芝加哥
H.中海
上海 奧克蘭,西雅圖,洛杉磯

5.美加線
A.義大利郵船,達飛,長榮
上海 釜山,博名,名古屋,塔科馬,溫哥華
B.中遠集運,川崎,陽明
上海 香港,橫濱,溫哥華,西雅圖,海法

6.西北歐
A.川崎,韓進,中遠集運,勝利船務,法國達貿
上海 香港,新加坡,漢堡,鹿特丹,菲利克斯托

7.歐洲線
A.中海
上海 赤灣,香港,巴生,瓦倫西亞,熱那亞,菲利克斯托,鹿特丹,安特衛普,漢堡,那不勒斯
B.韓進,中外運,川崎,陽明,勝利船務
上海 香港,新加坡,漢堡,鹿特丹,菲利克斯托
C.中遠集運,川崎,陽明,中外運
上海 香港,新加坡,菲利克斯托,漢堡,安特衛普
D.義大利郵船,立榮,長榮
上海 香港,新加坡,塔蘭托,鹿特丹,澤布呂赫,安特衛普,勒哈弗,漢堡,泰吾士港

8.地中海航線
A.鐵行渣華,日本郵船,赫伯羅德,威球船務
上海 香港,新加坡,巴生,塔米埃特,拉斯佩齊,巴塞羅那,福斯
B.中遠集運,陽明,川崎,韓進,以星
上海 香港,新加坡,巴生,塞德港,那不勒斯,熱那亞,福斯,巴塞羅那,瓦倫西亞
C.達飛,北歐亞,以星,勝利船務,沙特船務,僑豐,英之傑,中海
上海 釜山,基隆,香港,新加坡,巴生,科倫坡,塔米埃特,馬爾他,熱那亞,巴塞羅那,福斯
D.以星,北歐亞,中海
上海 釜山,香港,新加坡,科倫坡,塞德港,阿什杜港,海法,亞歷山大,威尼斯,的里亞斯特,比雷埃夫斯,科佩爾,拉弗納

9.西非線
大阪三井,鐵行渣華
上海 香港,新加坡,德班,阿比讓,阿巴巴,路易港,開普頓,盧安達,科倫坡,沃韋斯清

10.中東線
A.萬海,東方海外
上海 香港,新加坡,巴生,吉拜阿里,卡拉奇,那哈沙瓦
B.中遠集運,立榮,長榮
上海 香港,新加坡,迪拜,達曼,卡拉奇,巴生
C.達飛,北歐亞,以星,韓進,鐵行渣華,赫伯羅德,中海
上海 釜山,新加坡,巴生,孟買,吉拜阿里,豪爾菲坎,卡拉奇,杜蒂戈林
D.中海
上海 迪拜,那哈沙瓦,巴生,赤灣

10.韓國線
中海 上海 仁川

11.南美航線
漢堡南美
上海 釜山,曼薩尼約,瓜亞基爾,卡亞俄,伊基克,瓦爾帕萊索,塔爾卡瓦諾,卡亞俄,貝塔

ps:以上信息是以上海港作為參考,來自中國國際貨運網.這里所羅列的航線,只是說比較成熟的航線,可供你參考.但是並非是絕對的,比如非洲線的話除了地中海航運外,還可以走法國達貿.澳線的話,中遠的不錯,船期准,速度快.美線的也可以APL.中東線的話象PIL,現代商船也是不錯的.還有近洋線的話,那選擇就更多了,如錦江,海華,煙台海運等等.船公司的選擇主要還是看你客人有什麼需要,是否指定船公司,還有就是價格,船期,掛靠港,目的港代理等因素了.

Ⅸ NENU-5 化學代表什麼

nenu意思為:有機化學
NENU-5代表有機化學-5

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