传输型六端口反射计是一种结构较简单、性能价格比较优良的微波测量装置. Microwaveline type six - port reflector is a microwave measurement apparatus with simpler structure and better price performance.
It has wide applications in the domain of multimedia communication, iatrology, police security, telemetry and avigation.它在多媒体通信, 医学, 公安, 遥感勘测和航空航天等领域有着广泛的应用,近来在国内外受到广泛的重视....
添加的甲基汞的回收率据报到达90%左右.The recovery of added methylmercury was reported to be approximately 90 %.烯酮, 特别是二甲基烯酮, 很容易齐聚和聚合.Ketenes, notably dimethyl ketene, readily undergo oligomerization and polymerization.六亚甲基二异氰酸酯 ( HMDI )...
他紧紧抓着住倾覆的小船,高呼救命。He clung to the upturned boat, screaming for help.“救命!”我尖叫道,转身就跑。"Help!" I screamed, turning to run.这种新药有可能成为一种救命药。The new drug is a potential lifesaver....