重复配制标准溶液(从纯溶液开始)直至逐次的标准曲线彼此偏差均在10%以内.Repeat the preparation of standards starting with pure solutions until successive calibration curves agree within 10 %.在层次型数据库中, 表示数据库元素记录或段的纵向逐次的相关性.In a hierarchical data base, the ...
The poor man must have bats in the belfry -- he wears such peculiar clothes.这个可怜的人准有点疯 -- 他穿这么怪的衣服.Belfry: bell tower , either freestanding or attached to another structure.钟楼: 独立的或附在另一建筑上的钟楼.There also had been hundreds...