金属压型板 Metal plate
粉末金属成型压力机 powder metal moulding press
封压型金属空心O形环 Pressure-closing type hollow metal O-ring
金属型低压铸造 low pressure cast with metal mould
设计了一套强度调制型光纤真空度传感系统，并利用真空腔室金属膜片压差的弹性微形变实现了反射式光纤真空度连续检测。
Constructs fiber optical sensing system for vacuum measuring, carries out vacuum measuring using elastic deformation of metal diaphragm for reflex fiber sensor.
压型金属板成型后，其基板不应有裂纹。
Pressing sheet metal forming, its substrate should be crack.
研究了负压度、模样密度、浇注温度、金属静压头等工艺因素对消失模铸铁件充型速度的影响规律。
The filling speed of lost foam cast iron casting was measured by use of an integrated set of experimental equipment and a specially designed computer acquisition system.
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