单词	biological shielding
释义	biological shielding 生物屏蔽
随便看	vertical dive vertical divergence vertical diversification vertical-diversity distance vertical divestiture vertical dividing partition vertical diving attack to ground vertical division vertical division of labor vertical division of work vertical division of zone vertical division system vertical donkey boiler vertical doping profile vertical double action press vertical double action presses vertical double diffused mos vertical double-diffused MOS vertical double-diffused mosfets vertical double-disk surface grinding machine vertical double draft bull block VERTICAL DOUBLE ROLL WHITNG MACHINE vertical double stiffness vertical downfilm condenser vertical down-film condenser