光电英语词汇(L1) ... laser tubes and bores 雷射管 laser underwater comunication 水下激光通信 laser vaporization 激光汽化 ...
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laser-tube cavity 激光管谐振腔
Hard material, imported quality, up to the international standard test Hitachi capacitor, American laser rod, Japan imported fiber, Japan gold-plated cavity, the German power two level tube.
用心选材，进口品质，达国际标准测试日本日立电容、美国激光棒、日本原装进口光纤、日本镀金腔体、德国功率二级管。
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