为重现当时的情景，他们做了大量细致的工作。Elaborate efforts were made to reconstruct what had happened.他好像在1963年还是什么时候娶了当时的温哥华小姐。He married Miss Vancouver in 1963, or whenever it was.当时的经济状况不利于实行集权统治。The economy of the times made it difficul...
本文着重于岩体中洞室超挖-不稳定楔形体的预测.This article emphasizes a prediction of overbreak, the unstable wedge , for openings jointed rock mass.分析了超挖回填层和不同回填材料对复合衬砌模型结构承载力的影响.提出的结论可供隧道设计、工参考.Presented conclusion may be used for reference ...
The heron flapped slowly off across the lake.那白鹭振翅向湖对岸慢慢飞去.Heron also translated much of the Greek geometrical algebra into arithmetic and algebraic processes.Heoom又把不少希腊的几何代数法翻译成算术和代数步骤.ELAINE HERON : When I came to Bel...