权威例句
PinchcockPinchcockPinchcockPinchcock pipettingFlexible tubing pinchcockFlexible tubing pinchcockSpring actuated pinchcockSpring actuated pinchcockA Pinchcock as an Aid in Flattening Chromosome PreparationsThe diaphragmatic pinchcock in so-called “cardiospasm” †The diaphragmatic pinchcock in so‐called “cardiospasm”THE "CAPTIVE BOLUS"TEST AND THE PINCHCOCK AT THE DIAPHRAGMThe "captive bolus"test and the pinchcock at the diaphragm. An esophageal pump and some non-diseases of the esophagus.
