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1·Maintenance-free battery is also need maintenance.

免维护电池不等于不需要维护。

2·Maintenance-free battery cell facilitates the maintenance.

免维护电瓶，维护简便。

3·The fanless design ensures complete noiselessness and maintenance-free operation.

无风扇设计，无噪音维护便捷。

4·Thus the alloys could be used as the grid material of maintenance-free lead-acid batteries.

因此稀土铅锑合金可以用作免维护铅酸蓄电池板栅合金材料。

5·Circulation pump - the wet rotor design allows it to be maintenance-free and minimize the energy consumed.

循环泵-湿转子设计允许它无需维护，减少能源消耗。

6·The sun battery in UPS power supply system, Germany Germany sunshine and maintenance-free battery USES mostly.

在UPS供电系统中，德国阳光蓄电池大多采用免维护德国阳光蓄电池。

7·Modern excellent gel battery is accompanied by sealed and maintenance-free battery was almost at the same time.

现代优良的胶体蓄电池是伴随着密封免维护蓄电池几乎同时问世的。

8·Vortex diodes pump is a new-type maintenance-free equipment with no moving parts for pumping hazardous liquids.

涡流二极管泵输送设备是一种新型的用于高危物料输送的无运动部件的免维修输送系统。

9·They therefore provide a maintenance-free environment in which to operate and have a high pU capability to boot.

因此，他们提供了一个免维护的环境中运作，具有较高的聚氨酯能力开机。

10·Maintenance-free brushless drive motor with frequency inversion, has high start torque and short acceleration time.

免维护高力矩无刷变频电机直接驱动，启动力矩大、加速时间短。

免维护

1·Maintenance-free, low noise, constant length and abrasion resistance, just to mention a few of the advantages responsible for the success of our timing belts worldwide.

免维护，低噪声，恒定的长度和耐磨性，只提几点优点的成功负责全球同步带。

2·Maintenance-free battery cell facilitates the maintenance.

免维护电瓶，维护简便。

3·They therefore provide a maintenance-free environment in which to operate and have a high pU capability to boot.

因此，他们提供了一个免维护的环境中运作，具有较高的聚氨酯能力开机。

4·Their electronically commutated brushless DC motor provides virtually maintenance-free operation over time by eliminating brush maintenance and associated brush motor failure.

其电子换向直流无刷电机通过排除刷子维护和关联电机的出错，在操作过程中提供免维护操作。

5·Load switch can achieve maintenance-free, combination units can be equipped with a series of hit the pin fuses, fuse replacement safe and convenient.

负荷开关可实现免维护，组合电器可配用系列撞针式熔断器，熔断器更换安全方便。