线粗: 黑体 、 中粗体和细长体这些术语, 都是用以指明线的粗度.Weight: the terms bold , medium, light are used to indicate thickness of line.根状茎粗度反映了根状茎的成熟程度.Thickness reflects the mature degree of rhizome....
The Growth and Decline of the Carolingian Empire.法国加洛林王朝的兴衰.Carolingian dynasty: Family of Frankish aristocrats that ruled nearly all or part of western Europe in 750 - 887.加洛林王朝: 统治西欧的法兰克家族(750～887)....
Conducting polyaniline ( PANI ) and poly - O - methylaniline ( POT ) were prepared by chemical oxidation method.用化学氧化法制备导电聚苯胺 ( PANI ) 和聚邻甲苯胺(POT ).Objective : To develop a method for determination of the N - methylanili...