This paper focuses on direct determination of anions in environmental water samples by reversed-phase ion-pair chromatography and effects of Se on the growth of vegetable seedling under Cr stress.
本文主要研究了利用反相离子对色谱直接分离测定了环境水样品中含硫及含氮的阴离子和硒对铬胁迫下蔬菜幼苗生长的影响。
For concrete in compression zone a stress-strain relation for repeated axial compressive cyclic loading, is adopted instead of that for reversed loading.
对混凝土受压区采用轴向重复加载的应力-应变关系而不是反复加载的。
The main conclusions of the studies are as follows: 1 Reversed Police Stress Questionnaires is divided into five dimensions according to the demand of psychometric index.
本研究所得主要结论如下；(一)根据测量学要求修订的警察工作压力问卷分为五个维度。
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