paraffin removal unit meaning in Chinese

清蜡装置

The working principle , design features and advantages and disadvantages of ball type and tooth type steppiing paraffin removal units are introduced
介绍了球1型、球2型、齿2 1型和齿4型步进式清蜡器的工作原理、结构特点及优缺点。
Abstract : the working principle , design features and advantages and disadvantages of ball type and tooth type steppiing paraffin removal units are introduced
文摘:介绍了球1型、球2型、齿2 1型和齿4型步进式清蜡器的工作原理、结构特点及优缺点。
The ball type paraffin removal unit has low reliability in moving ; while the tooth type unit has the disadvantages of teeth being apt to break and causing damage of tubing inwall
球型清蜡器的主要缺点是运动的可靠性差，一旦钢球丧失锁紧功能，将失去“步进足”的作用；而齿型清蜡器的步进齿易破损及齿尖易刺伤油管内壁。