词典搜索

hydrogenation of carbon-to-carbon multiple bonds for the preparation of hydrogenation

hydroperoxid as hydroperoxide for carbon-to-carbon unsaturated bonds

carbon-dioxide snow

carbonated-water generator

carbon-based life

blind rivet, pull-through rivet, body-bound rivet

carbon-dioxide laser

body-centered grating

body-centered cube【晶体】;body-centered cubic【晶体】

carbon-free alloy steel