首次的

Human beings first make their way across the land connection that is cut by Behring Strait into the American continent.

人类首次跨越被白令海峡切断的陆地连接部分，进入美洲大陆。

It is right ATL undertakes is not drab extend try benignantly first.

是对ATL进行非单调拓展的首次有益尝试。

The benthos resource function in ecosystem of the Yangtze River Estuary was primarily discussed and we estimated and calculated their products value for the first time.

本文还对底栖动物在长江河口湿地生态系统中的资源功能做出了初步探讨，并首次估算出其物质产品价值。

Summarizing the results from this analysis, it was revealed that the analytic contained abundant components of neolignans , having dimeric phenyl propanoid structure with unsymmetrically condensed benzofuran skeleton attached with different sugar moieties.

结果显示此部分为富含木质素类化合物，所分析出的化合物多为首次在该植物发现，其中有massonianoside D(1)、7、8和C-veratroylglycol (9)为已知化合物，而2~6、10~14是新颖天然物成分。

It is first discovered that guazatine can react with benzoin and its derivative has strong fluorescence.

首次发现双胍辛胺与安息香可发生反应，产物具极强的萤光活性。

The co ast from Bering Strait to the Kolyma had been accurately surveyed for the first time.

从白令海峡到科雷马AST的合作已准确地调查首次。

In chapter 3, the linear approximate method of Bessel function for measuring nanometer vibration is studied. The error of linear approximate is analyzed and the theoretical measurement range of this method is given.

在此基础上，首次提出了一种双光路DSPI振动测量系统，利用退敏感光路使贝塞尔函数线性近似法的测量范围扩大了24倍，由近50nm增至1150nm。

So the best approximation algorithm in this domain,which can draw the mini-max solution of the frequency deviation,is introduced in this paper.

为此，在频率控制领域首次引入了最佳逼近算法，它能给出频率偏差的最小-最大解。

This is domestic sports medium and wireless portal of two big bibcock first comprehensive hand in hand.

这是国内体育传媒和无线门户两大龙头的首次全面携手。

This is bilateral in the past 4 months come first meeting.

这是双方在过去四个月来的首次会面。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。