“root penetration”的概念、定义、翻译、参考文献-科学参考

单词	root penetration
释义	root penetration [`rüt ´pen·ǝ´trā·shǝn] ^METALLURGY The depth of penetration of the weld metal into the root of a joint.
随便看	telecommunications coordinating committee teleconference Telegeusidae telegraph alphabet telegraph bandwidth telegraph buoy telegraph cable telegraph carrier telegraph circuit telegraph code telegraph concentrator telegraph distributor telegraph emission telegrapher's equation telegraph grade telegraph interference telegraph receiver telegraph repeater telegraph signal distortion telegraph transmitter telegraphy telemagmatic telemeeting telemeteorograph telemeteorography

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