Methods of preparation of a oil field drilling mud water - loss control additive with waste PAN fiber hydrolyzed at high pressure had been studied and had tested its properties.
研究了用废腈纶经高压釜中水解制备油田钻井泥浆降失水剂的方法，并进行了性能试验。
Mud-Water Interface Detector is an electric device used to detect the depth of mud in the bottom of the tank.
泥水界面检测仪是一种用于测量沉淀池底部污泥积累厚度的电子仪器。
The measurement of mud-water interface by using ultrasonic is a measuring technique with high precision and low cost.
利用超声波测量淤泥界面是一种精度较高，费用低廉的测量技术。
The measurement of mud-water interface by using ultrasonic is a measuring technique with high precision and low cost.
利用超声波测量淤泥界面是一种精度较高，费用低廉的测量技术。
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