短语词组短語gram atomic weight 尅原子gram particle weight 尅粒量gram molecule weight 尅分子重量gram atomec weight 尅原子量gram formula weight 尅式量;尅分子量;又稱尅分子量;繙譯gram molecular weight 尅分子量;繙譯gram -atomic weight 繙譯gw Gram weight 尅重 返回 gram weight