A new theft proof pipe cap is introduced, it can effectively prevent the oil from being stolen in the field.
介绍一种在野外可以有效防盗的新型防盗堵头。
Based on design practices, define space of fire proof pipe rack, and elaborate design principle of pipe rack of outside plant.
以设计实例为依据，确定管架防火间距；阐明厂外管架总图设计的原则。
The electric circuit in the work location should use steel-pipe laying wire and select explosion-proof electrical equipment.
工作场所内的电气线路应采用钢管布线，电气设备选用防爆型的。
Conventional measure to avoid the damage is to install explosion proof equipment in intake pipe besides decreasing valve overlap Angle.
为了避免这种危害，通常采取的办法除了减小气门重叠角外，就是在进气管安装防爆装置。
The steel pipe should not enter the junction box directly, and it should be connected to the box with explosion proof tie-in.
钢管不得直接进入接线盒，应通过防爆接头连接。
The frost proof faucet comprises a valve, a water pipe and a frost-preventive switch.
本实用 新型防冻水龙头包括阀门、水管和防冻开关。
Stainless steel bellows globe valve is made of stainless steel 304, 316 as the corrugated pipe valve body material, corrosion proof performance, heat resistance, low temperature resistance.
进口不锈钢波纹管截止阀是采用不锈钢304、316作为阀体材质的波纹管截止阀，具有耐腐蚀、耐热、抗低温的性能。
The utility model relates to a double-conical pneumatic wind-proof cap, which is suitable for being installed at an outlet of a fume discharging pipe of a gas appliance.
本实用新型是一种适用于安装在燃气器具排烟管出口的双锥风动防风帽。
In this paper, a conical swirl-proof device is proposed to prevent eddy and flow separation in the water - inhaling pipe of the pump.
本文提出了一种消除泵站水泵吸水管内旋涡和流动分离的圆锥形防涡装置。
In this paper, a conical swirl-proof device is proposed to prevent eddy and flow separation in the water - inhaling pipe of the pump.
本文提出了一种消除泵站水泵吸水管内旋涡和流动分离的圆锥形防涡装置。
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