首页/ 题库 / [单选题]Why will a two stage的答案

Why will a two stage flash type distilling plant tend to operate more efficiently when operating in cold seawater?（）

单选题
2022-06-15 20:46
A、The colder seawater passing through the condenser tube bundles of the various stages increases evaporator vacuum
B、The amount of heated feed water discharged from the feed water heater after cndenser is increased
C、Fewer non-condensable gases are created by the flow of colder seawater
D、More seawater is allowed to pass through the flint stage overflow weir
查看答案
正确答案
A
试题解析
标签： 船舶辅助机械
感兴趣题目
On a multistage flash-type evaporator, the flash chamber is （）
The heated feed-water entering any flash chamber of a flash-type evaporator will（）
Which router is doing LSA type 7 to type 5 translation，and why？（）
Which of the listed conditions will cause the feed water that has not flashed to vapor in the first-stage of a flash evaporator, to flow into the second-stage?（）
Why will a two stage flash type distilling plant tend to operate more efficiently when operating in cold seawater?（）
What are two reasons why a device will fail to register to a community? （）(Choose two.)
Do you think your hometown is a good place for the elderly? Why or why not?
Do you think your hometown is a good place for young people? Why or why not?
What are two ways to verify if a WX device is configured as a hub, a spoke, or a mesh device? （）(Choose two.)
The demisters installed in a flash-type evaporator serve to （）
Terry is having lunch at a salad bar. There are two types of lettuce to choose from, as well as three types of tomatoes, and four types of olives. He must also choose whether or not to hare one of the two types of soup on the side. If Terry has decided to hare the salad and soup combo and he picks one type of lettuce, one type of tomato, and one type of olive for his salad, how many total options does he have for his lunch combo?
In the two stage flash distilling plant, which of the pumps listed is vented to the shell of the second stage in order to remove vapor from the pump suction?（）
相关题目

No more having to buy expensive textbooks which you will only use for a year or two and then sell or _______ away. 
一I’ve got a little _____ in my house． 一Why not keep two or more?
China’s primary stage of socialism will for over a hundred years
The advantages of flash type evaporators, as compared to submerged tube type evaporators, include （）.
Which of the following is not a valid setting for the PROGRAM_TYPE parameter in a program object or the JOB_TYPE parameter in a job object?（）
Why will a switch never learn a broadcast address?（）
Why will a switch never learn a broadcast address（）。
One distinct advantage of flash type evaporators, as compared to most other evaporators, is that in a flash evaporator （）.
Why he did it will remain a（）for ever.
Which of the listed problems could produce a high absolute pressure within a flash type evaporator?（）
Under normal operating conditions, the highest temperature and pressure conditions existing in a flash-type evaporator will occur in the （）.
When securing a flash-type evaporator for an extended period of time, you should （）.
The heated feedwater entering any flash chamber of a flash-type evaporator will（）
The efficiency of a flash type evaporator can be increased by（）
The design of for a flash type evaporator is of critical importance because it must provide an optimum feedwater spray pattern that facilitates the flashing process, and it must also maintain a pressure differential between successive stages（）
Small droplets of water entrained in the flashed vapor produced in a flash-type evaporator, are removed by the （）
If the engine is naturally aspirated, or is a small high-speed type with a centrifugal turbocharger, the period of valve overlap（）,ie when both valves are（）, will be and the exhaust valve will close some 10°top dead canter（）.
The condensers located in various stages of a flash evaporator are cooled by（）
The condensers located in various stages of a flash evaporator are cooled by( ).
If two typists can type two pages in two minutes, how many typists will it take to type 18 pages in six minutes?
广告位招租WX:84302438
题库考试答案搜索网

免费的网站请分享给朋友吧

题库考试答案搜索网 2022 ©

关于我们网站声明合作共赢