水阻力 ressure Drop 进出管径 Pipe Size 保护装置 Safety Device 高低压开关,防冻开关,可熔栓,过载保护装置,线圈过热保护器,温度自动开关,逆相保护器。
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Female Standard Pipe Size SB 螺纹旋进阀盖 ; 罗纹旋进阀盖
nominal pipe size 公称管径 ; 标称管径 ; 标定管道尺寸 ; 公称尺寸
iron pipe size 铁管尺寸
economic pipe size 经济管径
inlet pipe size 进口管径
outlet pipe size 出口管径
internal pipe size 管子内径
Condensation Pipe Size 凝结水管径
Thevelationship between pipe size and welding power and design program are analyzed.
并以实例说明焊接管材与功率等的定量关系和设计计算过程。
It is often incorrectly called National pipe Size, due to confusion with National pipe thread.
通常被错误地称为国家标准尺寸,以免与国家标准螺纹尺寸相混淆。
The shape of the curve would vary with liquid velocity, viscosity, pipe size, and pipe surface roughness.
曲线形状随液体速度、粘度、管子直径和管壁粗糙度而变化。
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