在冶炼时由于脱氧方法的不同，由于普通低台金钢具有优良的性能，这就要求材料必须经受得住往复力的作用。
Due to the different deoxidation methods, the ordinary low alloy steel has excellent performance, which requires that the material must be able to withstand the reciprocating force.
什么是连接酶的作用在脱氧核糖核酸复制的？
左氧氟沙星可通过作用于细菌的脱氧核糖核酸旋转酶，抑制细菌DNA的复制和转换，发挥广谱抗菌作用。
It can affect the function of DNA gyrase in bacteria, which results in the inhibition of the duplication and transformation of DNA.
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