double key-in的意思|示意

A man who could only have been the Monastery's Abbot was at one time in possession of the key which opens a grand set of heavy double doors.

可能只是修道院的方丈的一个人一次是拥有打开盛大套重的双门的钥匙。

The key reactions included the formation of 9, 15-cyclopropyl function and double bond migration in the a ring to reestablish the GA skeleton.

本合成工作的关键为9,15环丙基的形成及在重建GA骨架时a环中双键的重排反应。

The principle and key programs of the Double Difference Algorithm have been briefly introduced in the paper and with the problems in applying the technique to relocate earthquake discussed.

文章对双差地震定位法的原理及其主要程序进行了简要的介绍，并对该方法在实际应用中的一些特点和需注意的问题进行了讨论。

As the key parameter in heat transfer analysis of double skin facade system, the convective heat transfer coefficient is very important in considering energy-efficient and economical performance.

该对流换热系数作为双层换气幕墙传热分析的一个关键参数，对考察双层幕墙热工性能、经济性能有着重要作用。

Even later in the match, however, had Mr. Jennings won another key Daily Double it might have come down to Final Jeopardy, I.B.M. researchers acknowledged.

在最后的比赛，即使Mr . Jennings否赢得另一个关键的双倍积分，他还是会在最后的jeopardy节目里失败，ibm的研究人员表示。

Taking Anqing Highway Bridge over Yangtze River for example, give the design and key construction technology in large double-wall steel cofferdam.

结合安庆长江公路大桥的施工，介绍大型双壁钢吊箱围堰的设计方法和关键施工技术。