词汇	zirconium minerals
释义	zirconium minerals 锆矿物
随便看	center through plate center through plate keelson center thrust center ticks center tie-up center tightening screw center time point center timing station center to bottom of socket centertocenter center to center center-wheel arbor center-wheel bow center wheel cock spring center winder center winding center-to-center center to center BC center to center distance center-to-center distance center to center distance between main girder center to center distance of main girders center to center method center-to-center method center-to-center of rivets