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- roller impeller rotary pump 滚子叶轮泵
- Applicable to acid (except vaporish acid),alkali, ammonia, vapor, oil, organic solvent ,chemistry corrosiveness, filling airtight of rotary pump. 适用酸（除发烟硫酸外）碱，，氨，蒸气，油品，有机溶剂，化学腐蚀性介质的各种旋转泵，阀门的填料密封。
- Sliding vane rotary pump is a kind of product with producing in enormous quantity and widely being used in such industries as metallurgy, medicine, chemical, electron and so on. 摘要旋片真空泵是真空行业量大面广的产品，广泛应用于冶金、医药、化工、电子等行业。
- The structural characteristics of heat pumps:From the pump, gear, bearing seats, valve, bearing and seal unit with horizontal rotary pumps. 高温泵的结构特点:由泵体、齿轮、轴承座、安全阀、轴承及密封装置组成的卧式回转泵。
- roller impeller pump 滚子叶轮泵
- Design Calculation of Cycloid Rotary Pump 摆线转子泵的设计计算
- Eccentric rotary pump with elastic ring 带柔性环的偏心滚柱泵
- Eccentric rotary pump with sliding sleeve; 滑履式泵;
- The ride on the roller coaster dizzied us. 乘坐云霄飞车使我们头晕。
- May I borrow your roller skates? 我可以借你的旱冰鞋吗？
- The Structural Principle of Rotary Pump and Its Maintenance 转子泵结构原理及维护
- Clattering along on roller skates. 踩着轮式溜冰鞋行进
- The gardener asked me for a rotary lawn mower. 园丁向我要一台旋转式割草机。
- positive displacement self-priming progressive cavity rotary pump 正排量自吸分级腔螺旋形迥转泵
- A road roller is used in making and repairing roads. 压路机是用来修筑道路的。
- Eccentric structure Of impeller and pump casing applied. 叶轮与泵壳偏心布置。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- A steel tube or wooden roller on which the warp is wound in a loom. 卷轴织机上的铁管或木轮，供经线缠绕之用
- Pump liquid through the impeller Zuogong of its energy increases. 泵通过叶轮对液体的作功，使其能量增加。
- two-acting roller rotary pump 双作用滚柱泵
