... Anchor Plate Welding Inspection 扣件焊接检查 inspection plate 检查孔盖板 ; 观察孔板 ; 检查板 crosshead inspection plate 十字头视孔盖 ...
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通过实验研究，观察分析了流量测量管路中空间弯头下游有(或无)整流器时对孔板流量计流量系数的影响。
The flow coefficients of the orifice-plate flowmeters are experimentally studied with or without a rectifier at the lower reach of a space elbow in the measuring pipe of flow.
对840d车轮辐板孔疲劳断口形貌进行观察并测量疲劳弧线间距。
The fracture surfaces of 840d wheel web with a hole have been investigated and the intervals of fatigue line also have been measured.
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