用“siphonage”造句大全，siphonage造句
The paper introduces the principle and met hod of automatic control of siphonage device by means of LOGO! It stresses control circuit, software as well as programming.
The Figure85 and90 M are designed to employ an integral back-flow prevention device to prevent potential back-siphonage.
The influences of the water level and siphonage on the water volume to replace the cement fluids in grouting hole are analysed.
