判断题30HK-036活塞式冷水机组压缩机三相电压不平衡应不大于10%。A 对B 错...
Tuesday, August 15, 2023
Thursday, September 22, 2022
Wednesday, September 21, 2022
判断题铜制截止阀可以用在以氨为制冷剂的系统中。A 对B 错...
Friday, April 12, 2024
在所有中央空调冷源运行中应尽可能加大水量调节阀的开启度,降低冷凝压力。...
Thursday, September 22, 2022
Thursday, September 15, 2022
Tuesday, August 9, 2022
单选题毛细管依靠流动阻力产生的压力降进行降压节流的,所以毛细管选配除长度外还应选配()。A 毛细管壁厚B 毛细管材料C 毛细管内径D 毛细管外径...
Monday, July 31, 2023
采用空气冷却式冷凝器的制冷剂的冷凝压力比采用水冷式冷凝器的低。...
Thursday, September 22, 2022
多选题电子膨胀阀反映灵敏,控制精度高,特别适用()。AVRV系统B变频空调C低温箱D户式中央空调E去湿机F电冰箱...
Tuesday, July 18, 2023
Tuesday, July 18, 2023
Thursday, September 22, 2022
判断题空气的露点和机器露点是一个相同概念。A 对B 错...
Monday, March 4, 2024
Monday, September 19, 2022
Saturday, September 17, 2022
单选题因压缩机高压侧温度造成30HK-036活塞式冷水机组停机的装置是()。A 低水温保护继电器B 水流量保护继电器C 高压保护继电器D 排气温度保护继电器...
Tuesday, November 22, 2022
判断题卧式壳管式冷凝器适用于各种类型的氨和氟利昂制冷装置。A 对B 错...
Wednesday, December 6, 2023
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022