【填空题】
当D607中的废油液位达到50%时，需要用___来处理废油中的TEAL，加入的比例是___。
查看试卷，进入试卷练习
微信扫一扫，开始刷题
相关试题
【填空题】
聚合级丙烯中胂、膦的含量要求在___以下。
【填空题】
C702A/B填充___催化剂，其与COS反映后，生成稳定的络合物，不能再生。
【填空题】
丙烯干燥塔中装填的是___，用于脱除丙烯中的水。
【填空题】
E701液位低，应___FV70002。
【填空题】
700#初始开车置换用的丙烯来自___。
【填空题】
C703再生时排放热氮气采用___方式。
【填空题】
聚丙烯脱水塔干燥分子筛时使用___进行再生。
【填空题】
C703主要作用是去除原料中的___。
【填空题】
C703再生过程中，当N2温度达到要求后，需维持___的再生时间。
【填空题】
C702A/B丙烯脱硫塔主要脱除___和___。
【填空题】
定常条件下，流体在管内流动时，流速越大，雷诺数___。
【填空题】
将混合气体在一定压力下降低温度，使其冷凝时出现的第一滴液体所对应的温度叫___。
【填空题】
上升气流穿过塔板上液层时，将板上液体带入上层塔板的现象叫作___。
【填空题】
转子流量计中转子上下的压差由___决定。
【填空题】
往复压缩机一个循环工作过程的顺序是___。
【填空题】
孔板流量计是根据孔板前后的___变化测量流量的。
【填空题】
改善聚丙烯的抗冲击性能的方法大体分两类，分别是___和___。
【填空题】
用爆破法进行系统吹扫前，应___，将管内积水排净后，再全关导淋阀。
【填空题】
环管反应器底部紧急排放阀在控制上是___阀。
【填空题】
环管反应器底部出料阀在控制上是属于___阀。
【填空题】
环管反应器顶部排放阀在控制上是属于___阀。
【填空题】
在干燥器系统中聚合物的温度从___℃左右降低到___℃左右
【填空题】
高压丙烯洗涤塔的进料口在塔的___位置。
【填空题】
装置氮气置换采用升降压的方法，升压时应注意系统压力___。
【填空题】
聚合物在不同温度下的状态不同，有___、___和___，超过分解温度，聚合物开始分解。
【填空题】
在施加载重负荷1Kg或5Kg条件下，使试样逐渐升温，压在试样上的针头垂直压入试样的深度达1mm时的温度，称为___。
【填空题】
颗粒干燥器的作用是将___与___进行分离
【填空题】
挤压造粒三同时是指___、___、___这三步几乎同步。
【填空题】
磨刀是为了检验每把切刀与___的接触情况
【填空题】
造粒机停车时，切刀不要过早减速和后退，以免树脂___。
推荐试题
【单选题】
__________ the English examination I would have gone to the concert last Saturday. ___
A. But for
B. As for
C. In spite of
D. Because of
【单选题】
Cars moved very slowly in the 1920s, but they ______move more quickly than in 1910.___
A. were to can
B. did
C. will
D. can
【单选题】
The little girl needs __________ after her shock. ___
A. being comforted
B. be comforted
C. comforting
D. comforted
【单选题】
The __________ horse ran away from the fire.___
A. having frightened
B. frightening
C. frightened
D. frighten
【单选题】
He is __________ of an actor. ___
A. anybody
B. anything
C. somebody
D. something
【单选题】
You can take ______ seat you like. ___
A. no matter what
B. no matter which
C. what
D. whichever
【单选题】
He changed his name， _____ that nobody would find out what he had done before. ___
A. having thought
B. to think
C. thinks
D. thinking
【单选题】
----- _______is your English teacher？ ----- The one in red. ___
A. who
B. which
C. what
D. where
【单选题】
Can you give me a light for my cigarette? I have ____my matches.___
A. got out of
B. got rid of
C. got away with
D. run out of
【单选题】
Then the speaker __________ the various factors leading to the present economic crisis.___
A. went for
B. went after
C. went into
D. went on
【单选题】
I know Jonathan quite well and never doubt_____ he can do a good job of it___.
A. whether
B. that
C. when
D. what
【单选题】
I'm afraid it ______ tomorrow, but who knows?___
A. may have rained
B. might rain
C. would rain
D. ought to rain
【单选题】
He has spent ____money on his new house.___
A. a large number of
B. the number of
C. lots of
D. numbers of
【单选题】
This is the hotel __________ I like to stay.___
A. in which
B. at which
C. to which
D. at that
【单选题】
Would you mind keeping a（n）__________on the house for us while we are away？___
A. eye
B. /look
C. hand
D. view
【单选题】
He suggested the sports meet be _______because of the bad weather. ___
A. put away
B. put up
C. put down
D. put off
【单选题】
If the weather is __________ suitable, we will play the football match on Tuesday. ___
A. by means of
B. by any means
C. by no means
D. by all means
【单选题】
_____________is one of the five working languages at U.N. , which _______ are very proud of.___
A. The Chinese, the Chinese
B. Chinese language, Chinese
C. Chinese, the Chinese
D. Chinese language, the Chinese
【单选题】
The war lasted so long that people were tired of it. Everyday there was large crowds of demonstrators _____against the war.___
A. protecting
B. prescribing
C. protesting
D. prosecuting
【单选题】
Tom is so talkative. I’m sure you'll soon get tired ________ him.___
A. of
B. with
C. at
D. on
【单选题】
He ________ driving me home, even though I told him I lived nearby.___
A. insisted on
B. insisted at
C. insisted that
D. insisted in
【单选题】
We came finally ______ the conclusion that she has been telling lies all the time.___
A. of
B. into
C. to
D. at
【单选题】
I am not used to speaking ________ public.___
【单选题】
I didn’t know what to do, but then an idea suddenly ________to me.___
A. appeared
B. happened
C. occurred
D. emerged
【单选题】
Measles （麻疹） ________ a long time to get over.___
A. spend
B. spends
C. take
D. takes
【单选题】
A pair of spectacles ________ what I need at the moment.___
A. is
B. are
C. has
D. have
【单选题】
I fell and hurt myself while I ________ basketball yesterday.___
A. was playing
B. am playing
C. play
D. played
【单选题】
Don't forget _________ the window before leaving the room.___
A. to have closed
B. to close
C. having closed
D. closing
【单选题】
Twenty people were______ wounded in the air crash.___
A. quickly
B. wrongly
C. bitterly
D. seriously
【单选题】
The top of the Great Wall is ________ for five horses to go side by side.___
A. wide
B. so wide
C. wide enough
D. enough wide
【单选题】
Nancy is considered to be _________ the other students in her class.___
A. less intelligent
B. the most intelligent
C. intelligent as well
D. as intelligent as
【单选题】
She is not only my classmate __________ also my good friend.___
A. or
B. but
C. and
D. too
【单选题】
I would like to do the job ________ you don't force me to study.___
A. in case
B. although
C. though
D. as long as
【单选题】
__________ she survived the accident is miracle.___
A. What
B. That
C. As
D. Which
【单选题】
I often see _________ the road on his way home.___
A. he cross
B. him cross
C. him crossed
D. he crossing
【单选题】
The workers are busy __________ models for the exhibition.___
A. to make
B. with making
C. being making
D. making
【单选题】
The higher the temperature, __________ the liquid evaporates.___
A. the faster
B. the more fast
C. the slower
D. the more slower
【单选题】
Australia is one of the few countries ___________ people drive on the left of the road.___
A. which
B. that
C. where
D. on which
【单选题】
The grey building is the place where the workers live, and the white building is the place where the spare parts _________ .___
A. are producing
B. are produced
C. produced
D. being produced
【单选题】
Once environmental damage ___________, it takes many years for the system to recover.___
A. is to do
B. does
C. had done
D. is done
