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1·Not easy to damp the long-term motor, which should be removed Inoue, back indoors, the motor casing clean the dirt.

电动机长期不用容易受潮，因而应从井上拆卸下来，拉回室内，把电动机外壳上的污物擦拭干净。

2·Megohm inspection method is to form an electric cable terminal at the online access, another access terminal on the motor casing, megohm shake table to observe the value of insulation resistance.

检查方法是将兆欧表上的一个接线柱接在电泵电缆线上，另一接线柱接在电机外壳上，摇动兆欧表，观察绝缘电阻值。

3·The pump casing, impeller, motor housing and stationary base elbow shall be manufactured of close-grained cast iron, ASTM A48, Class 30.

泵壳，叶轮，电机壳和固定底座弯头都应该采用符合美国材料试验协会ASTM A48级别30致密铸铁制造。

4·The pump casing shall be suitably ribbed have tangential discharge and be reinforced to support the weight of the motor assembly.

泵壳应该有适当的肋骨，按切线方向排放，能够再加固以支撑电机总成的重量。

5·The pump casing shall be suitably ribbed, have tangential discharge, and be reinforced to support the weight of the motor assembly.

泵壳应该有适当的肋骨，按切线方向排放，能够再加固以支撑电机总成的重量。

6·The pump casing shall be suitably ribbed have tangent ial discharge and be reinforced to support the weight of the motor assembly.

泵壳应该有适当的肋骨，按切线方向排放，能够再加固以支撑电机总成的重量。

7·The rotor casing of the permanent-magnet motor has the advantages of simple structure, simplified manufacturing process, easy assembly and operation and low manufacture cost.

本发明中永磁电机转子外壳结构简单，制造工 艺简化，装配操作容易，制作成本低。

8·Positive displacement motor is widely used in sidetrack drilling inside casing because of its excellent dynamic characteristic.

由于螺杆钻具本身具有良好的动力特性，在套管内侧钻中得到广泛应用。

9·The characteristics of the motor are: The impeller is installed on the external casing of the motor directly and is driven by motor directly.

该电机的特点是叶轮直接压装在电机外壳上，由电机外壳旋转直接驱动，机电一体，结构合理，体积小，节省安装空间；

10·Sewage slurry pump is single stage single suction vertical centrifugal pump, the main components are volute, impeller, pump base, pump casing, support tube, motor base, motor and other components.

浑水泥浆泵是单级单吸立式离心泵，主要螺杆泵部件有蜗壳、叶轮、泵座、泵壳、支撑筒、电机座、电动机等组成。