General maser symbol. Maser amplifier, laser or laser generator can be specified.常规微波激射器符号. 可指定微波激射器放大器 、 激光器或激光发生器.Purpose: UHF frequency converter, local oscillator, wide band amplifier.用途: 用于超高频频率转换, 负载振荡器, 宽频放大.The n...
Hence, ebonite is in fact one kind of thermosets.因此, 硬质橡胶实质上是一种热固性塑料.Some properties were also discussed and the multi - functional ebonite would be promising in future development.还简述了硬质橡胶性能,指出通过改性使其 高 功能化是这类硬质橡胶材料的发展方向...
这对于活性测试而言是非常确实的, 而对物理性能测试则差一些.This is especially true for activity tests, less so for physical tests.让他知道确实的消息.Put him in full possession of facts and figures.我需要确实的数字, 不要估计的.I need the actual figures, not an estimate....