... 直探头：normal probe 直视显象管：direct view tube 直视通信线：line-of-sight communication ...
基于88个网页-相关网页
... direct vision spectroscope ==> 直视分光镜,直视棱镜分光镜 direct vision tube ==> 直视显象管 direct visual tracing ==> 直观追踪 ...
基于82个网页-相关网页
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direct vision tube
direct view tube
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