diaphragming阻隔,调光圈(照相)diaphragmn.横隔膜；控光装置diaphragm-ejector amplifier膜片喷射放大器diaphragm vibrating microphone振膜式传声器diaphragm-actuated regulator薄膜调节器Diaphragmatic surface of heart心脏膈面diaphragm type pressure sensor膜片式压力传感器diaphragmatic type of stenosis膈膜型狭窄diaphragm post connecting beam折棚柱上横铁diaphragm-type pressure gage膜盒式压力计,薄膜式压力计diaphragm box level controller气压型鼓膜液面控制器diaphragm-type accelerometer膜盒式加速表