• This article describes the experiment of the toxicity testing for the mixture of Permethrin? D trans allethrin, and Tetramethrin on, and explained the theory and method for mixture of drug.

    本文介绍了二氯苯醚菊酯、富右旋丙烯菊酯和胺菊酯混剂对家蝇的毒力测定方法 ,复配杀虫剂的原理与方法。

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  • We study the property of D-conharmonic transformation and obtain that the D-conharmonic trans- formation is actually the identity transformation.

    研究了D-共调和变换,证得D-共调和变换事实上就是恒等变换。

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  • Trans-9,10-dehydroepothilone C and D, analogs thereof and methods of making the same.

    反式-9,10-脱氢埃坡霉素C和D,其类似物以及制备这些化合物的方法。

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  • This study is designed to investigate the effect and mechanism of paclitaxel and all-trans retinoic acid on the growth of S-D rat aorta endothelial cells cultured on gelatin-coated dishes.

    本实验探讨全反式维甲酸和紫杉醇对S-D大鼠主动脉血管内皮细胞增殖的影响及其机制。

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  • A 3-d mathematical model, which is solved by SIMPLER algorithm, to describe the flow and heat trans fer in a wellbore is developed.

    本文提出了一个描述井内流动和传热的三维数学模型,用SIMPLER方法获得了该数学模型的数值解。

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  • A 3-d mathematical model, which is solved by SIMPLER algorithm, to describe the flow and heat trans fer in a wellbore is developed.

    本文提出了一个描述井内流动和传热的三维数学模型,用SIMPLER方法获得了该数学模型的数值解。

    youdao

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