此比率自然对数称为对数的减量.The natural logarithm of this ratio is called the logarithmic decrement.尾数对数的小数部分. 如在对数2.95424中, 尾数是0.The decimal part of a logarithm. In the logarithm 2.95424, the mantissa is 0.95424.尾数对数的小数部分.如在对数2. 954...
其中包括外壳蛋白(CP)基因 、 运动蛋白(MP)基因、复制酶基因以及病毒卫星RNA基因 等多种策略.There are several PDR strategies such ascoat, movement and replicase protein genes.并且在复制酶基因3末端均有17hP的正向串联重复序列,但重复次数有很大差异,可分为8种不同的重复类型.And in the downstream region of the...
中国想要提高其超过一万亿美元的外汇储备所带来的回报.CHINA wants to boost the return that it earns on its $ 1 trillion - plus stash of foreign - exchange reserves.我国年国民生产总值达到一万亿美元的时候,我们的产品怎么办?What shall we do with our products when our annual GNP ...