一价

AIM: To establish a simple and fast hepatitis B virus covalently closed circular DNA detecting method based on polymerase chain reaction with satisfactory sensitivity and specificity.

摘要目的：建立一种基于聚合酶链反应的简便快速、具有较高敏感性和特异性的检测乙型肝炎病毒共价闭合环状DNA的方法。

Phosphorylation and dephosphorylation of proteins are a ubiquitous and covalent modification in the living cells, and they are almost involved in all physiological and pathological processes, e.g., metabolisms, growth, development, carcinogenesis.

蛋白质的磷酸化与去磷酸化是细胞内普遍存在的一种共价修饰方式，它几乎涉及所有的生理及病理过程，如代谢、细胞的生长发育、癌变等。

H.S. Code No.

签署商业发票一式二份，价格显示为CIF价，且一定要显示商品的HS编码。

The lower the price is the more the granulated sugar quantity supplied buy su gar industry in Xinjiang is.

结果显示，在新疆，甜菜糖成了一种特殊的商品，即糖价越低则供给量越大。

We must find out a siutable underwriter reputation measurement if we want to study the relationship between it and the IPO underpricing.

要研究券商声誉与IPO抑价之间的关系，必须有一种合适的券商声誉的衡量方法。

The phenomenon of IPO underpricing is existed almost every capital market in the world.

IPO抑价是全球新股发行市场普遍存在的现象，国外学者对这一现象进行了大量研究，并提出了多种理论和假说。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。