molecular gas分子气体molecularadj.分子的Molecular topology indice分子拓扑指数molecular position vector分子位置矢量molecular weight standard分子量标准[参照物]molecular collision model分子作用模型molecular magnetorotation分子磁力旋光molecular beam type maser分子束式脉泽Molecular conducting wire分子导线molecular chain parameter链参数molecular characteristics分子特征molecular beam deposition分子束淀积