半柔性路面是一种在大孔隙沥青混合料中填充水泥胶浆而形成的兼具沥青路面与水泥砼路面特点的复合路面. Semi - flexible pavement is generally described as an open - concrete mixture, which is filled with Portland cement grout.
The IGAD region covers Djibouti, Eritrea, Ethiopia , Kenya, Somalia, Sudan, and Uganda.伊加特所辖区域包括吉布提, 厄立特里亚, 埃塞俄比亚, 索马里, 苏丹和乌干达.The Canadians plan to deliver more food to southern Somalia...加拿大计划向索马里南部地区运送更多的食品。We're...
She could not, in good conscience, back out on her deal with him.凭良心她不能背弃与他达成的协议。Europe cannot in good conscience away from these refugees.欧洲不应该拒绝对这些难民提供援助.I could not, in good conscience, accept such an offer.凭良心, 我不能接受...
过氧化苯甲酰 、 特别是偶氧二异丁腈不参加链移反应.Benzoylperoxide, and especially azobisisobutyronitrile, do not take part in transfer reactions.聚乙烯醇 的耐辐解可通地苄叉化和苯甲酰化提高.Poly ( vinyl alcohol ) has been protected against radiation by benzalation a...
So the effective structure of the firebreak belt in the ridge mountain was the sparse structure.所以,山脊防火林带的有效结构为疏透结构.The proofing efficiency is closely correlated with the wind weather area of the firebreak tree belt.防火林带...