screw spiral screw stem screw arbor
It shows good application future in high viscid oil wells and sand product.
它展现了螺杆泵采油系统在高粘稠油和出砂井等方面良好的应用前景。
—— 辞典例句Plasticizing unit drove by hydraulic pressure motor, simple in structure and maintenance.
液压马达直接驱动螺杆的塑化单元, 结构简单,维护简单。
—— 给力词典精选The screw design may need to be modified to insure continuous feed.
螺杆预设有可能需要改良,以确连结续的供料。
—— 给力词典精选The method of electrical heating screw pump production is developed.
为此,提出了电热杆螺杆泵采油方法。
—— 给力词典精选Two layouts of gear box in twin screw extruders are discussed.
文中介绍了双螺杆挤出机齿轮传动的两种设计方案。
—— 给力词典精选