物质形成 meaning in English

formation of substances

Smokeless powder refers to colloided nitrocellulose either alone or in admixture with nitroglycerin or other material .
无烟药是指单独的胶质硝化棉或与硝化甘油和其它物质形成的混合物。
1 the earth consists of matter that is left over from the formation of a star
地球是由恒星形成时剩余的物质形成的。
A form of matter hypothesized by proponents of the big bang theory to have existed before the formation of the chemical elements
原元素（依论）宇宙大爆炸理论中的假设存在于化学物质形成之前的物质形式
A smooth , lustrous , variously colored deposit , chiefly calcium carbonate , formed around a grain of sand or other foreign matter in the shells of certain mollusks and valued as a gem
珍珠在几种软体动物的贝壳中，围绕着一粒沙子或其他外来物质形成的一种光滑、有色泽、具有不同颜色且主要是碳酸钙的沉积物，被珍视为宝石