quartz crystal clock的意思|示意
石英钟
quartz crystal clock相关短语
1、 quartz-crystal clock 石英钟,石英晶体钟
2、 quartz-crystal electric clock 石英电钟
3、 crystal clock quartz clock 石英钟
quartz crystal clock相关例句
It analyses it's characteristics and also directs and summarizes such designing of quartz crystal clock movement.
该方法对此类型石英钟机心的设计具有一定参考价值.
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