boulder wall

基本解释

The boulder, rock wall. bottom toe always appear in limestone mine mid deep bench blasting because of bedding, fault, joint and cave.
石灰石鑛巖層較多，斷層、節理裂隙和溶洞發育，爆破容易産生大塊、巖牆和根底。
They include a vacation estate for a New York family, a residence arranged around a giant boulder and a house with a climbing wall up one side.
它們包括一処紐約家庭的度假屋，一座圍繞巨石的住宅和一側有攀巖牆的房子。
The result of experimental study on the influence of boulder blasting vibration on the asphalt concrete core wall during construction of Maoping soil-rock filled dam is introduced in this paper.
本文介紹了三峽工程茅坪谿土石垻施工過程中，瀝青混凝土心牆兩側的塊石爆破所誘發的振動對瀝青混凝土心牆損傷影響的試騐研究成果。