无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

<sup id="ezq2h"><legend id="ezq2h"><div id="ezq2h"></div></legend></sup>

<abbr id="ezq2h"></abbr>

單項選擇題

In which of the areas listed would you expect to find the highest salt concentration in a flash evaporator?（）

A.Distiller air ejector cooling medium
B.Saltwater heater discharge
C.First-stage internal feed box
D.Second-stage internal feed box

你可能感興趣的試題

單項選擇題

The component of a refrigerating system in which the refrigerant vaporizes and absorbs heat is known as the （）.

A.condenser
B.vapor generator
C.accumulator
D.evaporator

單項選擇題

The low pressure side of a refrigeration system is considered to exist from the （）.

A.expansion valve to the compressor
B.receiver to the expansion coil
C.expansion valve to the evaporator
D.condenser to the expansion valve

<dl id="il2so"></dl>