orifice flow meter 孔板流量计 ; 孔口流量计 ; 锐孔流量计
orifice flow-measurement 孔板流量计量
orifice flow constant 孔板流量系数
variable orifice flow controller 可变孔流量控制器
orifice flow meters 孔板流量计
flow orifice plate 流量孔板 ; 流质孔板
orifice flow [流] 孔流 ; [流] 孔口流动
-d orifice flow 三维孔口水流
This problem becomes more critical if the valve is equipped with a restrictive flow orifice.
如果阀门配备有限制流速孔，这个问题就变得更加关键。
The parameters of flow field after each orifice plate have been got by using computer.
利用计算机实现多极节流流场参数的分析。
The material selection and airflow measurement of the standard constant flow orifice were described.
同时还对标准恒流孔的材料选择及流量测量进行了论述。
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