Electromagnetic movable coil control rod drive mechanism is a new type drive mechanism.
可移动线圈电磁驱动机构是一种新型的反应堆控制棒驱动机构。
Mosquito Coil stand, control burning time by numbers, and also a time clock tool.
蚊香的支架，用数字来帮助掌握燃烧的时间，又可当作计时的工具。
Mosquito Coil stand, control burning time by numbers, and also a time clock tool.
蚊香的支架，用数字来帮助掌握燃烧的时间，又可当作计时的工具。
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