Progress, principle and flow-formula, main error, application situation and prospect of bend pipe flowmeter are described.
主要叙述弯管流量计的进展、原理及流量公式、主要误差、应用情况以及前景等。
Nomatter transporting gas or oil, there are pipelines, there are pipe fittings such as bend pipe, reducing joint, T-pipe, pipe cap and so on.
无论是用管道输气、输油，凡有管道的地方，都少不了弯头、异径接头、三通、管帽等管件。
By taking common bend pipe in the project as an example, and using computational fluid dynamics (CFD) technology, the fluid state parameter was studied.
以工程中常见的弯管为例，应用计算流体力学(CFD)技术，研究管中的流体状态参数。
The invention discloses a polishing head for the inner surface of an elongated bend pipe, which belongs to the technical field of ultra-precision machining.
细长弯管内表面抛光头属于超精密机械加工技术领域。
The results show that by using spray and strong breeze quenching, heavy-calibre wear-resisting bend pipe made of low alloy steel may easily arrive a good quenching effect.
结果表明，大口径低合金钢耐磨弯管采用雾风冷却可以方便地得到满意的淬火冷却效果。
The results show that by using spray and strong breeze quenching, heavy-calibre wear-resisting bend pipe made of low alloy steel may easily arrive a good quenching effect.
结果表明，大口径低合金钢耐磨弯管采用雾风冷却可以方便地得到满意的淬火冷却效果。
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