metal Ti金属钛metaln.金属；合金；玻璃液vt.(以金属)覆盖、装配metallurgical processes冶金过程metal transport process金属输运过程metallurgical chemistry冶金化学Metallproteinase matrix基质金属蛋白酶metallgenic perspective成矿远景metallocene cata-lyst茂金属催化剂metal finishing machine金属修整机metallurgical principle冶金原理metallurgical logistics冶金物流Metal surface treatment金属表面处理