连接完毕,必须双手紧握管材和管件,保持足够的冷却时间,冷却到一定程度后手方可松开,继续安装下一段管材。
Join, must both hands hold pipes and pipe fittings tight, keep enough cooling time, cool back hand can unclamp to certain extent, continue and install the next pipe.
大喉管经改进后构成一段内螺旋管件,有利于提高油的雾化质量。
The improved big throat pipe forms a section of internal spiral pipe component, which is favorable to improve the quality of the oil atomization.
应在所有管件处以及第12.2段中规定的一般跨距间隔处为托架、管槽及转角系统提供支撑。
Supports for tray, channel, and Angle systems shall be provided at all fittings and at the normal span intervals specified in paragraph 12.2.
同时还利用计算机图形学原理,对管件外圆表面直线段、弯曲段的三维绘制进行处理分析。
Meanwhile, the drawing regulations about line segments and curly segments of tube bending surface are analysed.
管件止回阀是为直流金属管线设计的三段式结构止回阀。
The Tubing Check Valve is a three-piece construction check valve designed for use with straight metal tube.
管件止回阀是为直流金属管线设计的三段式结构止回阀。
The Tubing Check Valve is a three-piece construction check valve designed for use with straight metal tube.
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