... low-frequency transistor 低频晶体管 low-frequency tube 低频管 low-gear 低速齿轮 ...
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进出口货物名称中英对照(166) ... low-frequency transistor 低频晶体管 low-frequency tube 低频管 low-gear 低速齿轮 ...
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低频晶体管 low-frequency transistor
晶体管低频噪声测试仪 transistor low-frequency noise-meter
低频放大三极管 IC
电子管低频噪声测试仪 electronic tube LF noise tester
低频结晶体管 low-frequency transistor
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通过直管噪声与带消声器的尾管声压级的对比，发现在低频段有一峰值。
We make a comparison in tailpipe noise between straight pipe and muffler, it is seen that there is a sharp peak in low frequent.
介绍一种用于水声材料低频声性能测量的驻波管测试系统。
A standing wave tube measurement system is presented for measuring low frequency acoustic properties of underwater acoustic materials.
目前有关晶体管低频噪声测量仪器普遍存在的问题是测量误差大、时间长、所给噪声参数不完善。
Nowdays the problems commonly existing in the measurement of low frequency noise of transistors are, great errors, long time and imperfection of noise parameters.
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