备用尾轴的螺纹部分涂漆了吗？

Is the threaded portion of the spare tailshaft well coated with paint?

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对于以同步马达运行方式启动的大型燃气轮发电机或单轴机组的发电机，每2台或3台发电机装设2套互为备用的SFC装置。

For large gas-turbine generator or single-shaft units which is started with synchronized motors 2 sets of SFC devices with mutual stand-by should be provided for 2 or 3 generators.

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电子设备用电容电阻。单孔轴套安装轴动电子元件的轴端。轴套及装配最佳尺寸。

Capacitors and resistors for electronic equipment. Preferred dimensions of spindle ends, bushes and for the mounting of single-hole, bush-mounted, spindle-operated electronic components.

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