制冷时细铜管为压缩机的输出管，粗的时回流管。

Fine copper tube for the output of the compressor pipe cooling, thick return line.

出现开机无反应故障，原因是行输出管击穿引起电源部分保护所至。

If there is no respond when the oscilloscope is turned on, it is because the line output tube is broken and caused the protection of the power part.

注料管一端与整流阀上的输出管相互衔接，其上适当处设有枢接座，导膜板可枢接于枢接座上；

The appropriate point on a frame is provided with a film level division filling device which comprises a feed pouring tube, a film guide plate, a location seat and a side baffle.