crevice 雅思托福GREGMAT

He edged the tool into the crevice.

他把刀具插进裂缝里。

According to the properties of lost circulation in the creviced formation, this paper presented a mathematical model of the lost circulation law.

本文根地下裂缝的漏失特性,建立地下裂缝漏失规律的数学模型,并导出各种流体在裂缝中的流动规律。

Based on practical example,the authors of this paper particularize the method how to deal with the crevice and give some suggestions to prevent it.

结工程实例,详细说明预应力管桩缺陷部分的加固机和加固方法,并从施工角度给出的预防裂缝出现的建议。

As a schoolboy with an avid interest in birds, David Wingate was present in 1951 when a Bermudan naturalist succeeded in weaseling the first cahow out of its deep nesting crevice.

戴维•温盖特在中学生时代就对鸟类充满狂热的兴趣。1951年，百慕大一位自然学家成功地将第一只圆尾鹱从裂隙深处的鸟巢取出时，他就在现场。