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hydro表示水,液体氢化的,氢的Hydrometeor表示气象学中的术语水气凝结体,水气现象logical为后缀表示“学的”RT为radiotelegraphy或radiotelephony的缩写radiotelegraphy为无线电报学的意思radiotelephony为。
是“我爱你”的意思最早的摩尔斯电码是一些表示数字的点和划数字对应单词,需要查找一本代码表才能知道每个词对应的数用一个电键可以敲击出点划以及中间的停顿虽然摩尔斯发明了电报,但他缺乏相关的专门技术1。
while working on a theory of electromagnets and telegraphy, Edison discovered a type of energy between electromagnetism and heat and light Named quotetheric force,quot this discovery revealed the existence of the elect。
现时,在北美地区,Internation Telegraphy仍然维持电报服务,主要针对一些特别喜庆场合,或用作解决法律争议之用而在日本,NTT东日本和西日本仍然为当地民众提供电报服务,主要用于庆祝新人毕业,或丧礼治哀之用,而所传的。
1 anything that serves to indicate, warn, direct, command, or the like, as a light, a gesture, an act, etc a traffic signal a signal to leave2 anything agreed upon or understood as the。
radio,不是缩写它来自拉丁文 radius,辐条。
by the standard market behavior,maintain the fair fair market order The administrative measureincludes quotTelegraphyquot, enable the administrative measure to have thelaw 权威性, has enlarged to the telecommunication mar。
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