A refrigeration system compressor crankcase is sweating or unusually coldThis is an indication of().
相似题目
-
To correct the condition of slugging and flooding back in a refrigeration system, it may be necessary to ().
-
The sensing line for the low pressure cutout switch to a refrigeration system is located ().
-
The receiver used in a refrigeration system()
-
The purpose of the purge valve at the top of the condenser in a refrigerating system is to()
-
In a refrigeration system, if the cooling water to the condenser fails, the().
-
In the refrigeration system, a shortage of refrigerant is indicated by ().
-
One cause of high head pressure occurring in a refrigeration system can be ().
-
In a refrigeration system, the refrigerant absorbs the latent heat of vaporization in the().
-
In a refrigeration system, foaming of the crankcase oil may cause the ().
-
The effect of high vapor superheat in a refrigeration system, is a/an ().
-
Which of the following statements is correct concerning a typical shipboard multi-coil refrigeration system?()
-
Crankcase sweating in a refrigeration system is caused by ().
-
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
-
The presence of bubbles in a refrigeration system liquid line may ().
-
The component of a refrigerating system in which the refrigerant vaporizes and absorbs heat is known as the ().
-
Low compressor head pressure in a refrigeration system can be caused by().
-
When liquid reaches the compressor of a refrigeration system through the suction line, the condition is called ().
-
Moisture is removed from a refrigeration system by().
-
In an operating refrigeration system low on refrigerant, a liquid line sight glass will()
-
The latent heat of evaporation is dissipated in the () in a compression refrigeration system.
-
A solenoid valve used in a refrigeration system should be installed ().
-
The function of () in a refrigeration plant using Freon is to move moisture from all refrigeration system.
-
A pressure drop in the liquid line of a refrigeration system may cause()
-
Excessive circulation of the lubricating oil with the refrigerant in a refrigeration system will cause______.
推荐题目
- 长期负债包括()。
- 下列哪项不是肺胀的常见标实()
- 图中以下哪项说法正确?()https://assets.asklib.com/images/image2/2018050910090952641.jpg
- 烫发时间的掌控与()有关。
- 首先提出普及教育的思想,并详细论证班级授课制的教育著作是()。
- 古诗十九首:迢迢牵牛星,皎皎河汉女.请问织女星位于哪一个星座?()
- 在有人出入的通道、走廊、公共处所、驾驶台及机舱内的通道出口,都应安装手动失火报警按钮.
- 葡萄胎完全排空后,HCG降至正常的平均时间为多少周?()
- 农业银行信贷经营管理必须坚持安全性、流动性、效益性,实现收益有效覆盖风险。
- 纯电容电路中的电流滞后电压90°。