... orifice cleaning group；喷孔清洗组件 orifice control；量孔的控制 orifice diameter；量孔的直径 ...
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orifice control valve 孔板节流阀 ; 锐孔调节阀
swing orifice control switch 转盘节流孔控制开关
variable-orifice control 通油孔面积调节装置
control orifice 控制孔 ; 调节孔板
flow control orifice 流量控制孔
negative control orifice 反向控制量孔
flow control bypass orifice 流量控制旁通孔
negative flow control orifice 反向流操纵量孔
A type of valve, typically found on small-diameter pipework, that incorporates an orifice or flow-restriction device to control fluid flow.
一般用于小直径管道系统的一种阀。它包括一个用于控制流体流动的孔板或限流装置。
The main sources of the orifice flowrate' uncertainty were discussed, and then the theory basis for the precision control was provided.
探讨了孔口流量计流量不确定度的主要来源，为精度控制提供了理论依据。
Constant orifice differential pressure is the premise for high accuracy hydraulic measuring, so thorough analyse of orifice differential pressure control technology has been taken.
阀口压差的稳定是高精度液动测量的保证，因此深入研究了阀口压差控制技术。
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