These measures significantly reduce the resistance and laminar flow zone in the shell side. The gas pipe connection orientation on the shell side can be freely selected.
这些措施显著降低了壳程阻力和滞流区,壳程的气体接管方位可任意选定。
This receiver requires an antenna and ground. The ground connection can be made to a water pipe (NOT a gas pipe!). The antenna can be a 50 foot length of wire stretched outdoors between two objects.
此接收机需要天线和地线,地线可以为金属水管(不能是煤气管),天线可以是50英尺的线挂在两个物体上。
By surrounding a gas-tight, pattented V-Seal with two compressed knitted wire mesh air gap spacers, the connection is made by simply sliding one section of pipe over another.
气密的V形密封器,两个压缩的编织金属网布气隙间隔器,略过管的一部分滑向另一部分。
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