man-made rock造句

Standard test method for measuring non - fibrous content of man - made rock and slag mineral fiber insulation
人造岩石和炉渣矿物纤维隔热材料的非纤维质含量测量用的标准试验方法
The whole man - made rock slope reaches a maximum height of 600m . because of its complicated rock masses structure and epigenetic recreation process accompanying with the river ' s cutting down , the stability of high rock slopes is very distinctive in this site
枢纽区河谷峡窄，谷坡陡峻，自然边坡坡高达1000余米，开挖边坡高达600 687m ，随着边坡的开挖和电站的施工，高边坡的稳定性日趋显著。
It's difficult to find man-made rock in a sentence. 用man-made rock造句挺难的