Commonly the dolomite crytals form a framework with evenly distributed porosity.通常白云石晶体构成格架,它有均匀分布的孔隙.Locally dolomite and anhydrite are important as cements , together with minor authigenic quartz.在局部地方白云石和硬石膏也是重要的胶结物;还...
他两条腿都挂彩了，人也被如雨的弹片炸成重伤。He was wounded in both legs and severely peppered with shrapnel.一辆疏散大巴的司机被弹片炸伤。The driver of an evacuation bus was wounded by shrapnel.趴下,否则你会被弹片击中的.Keep down or you'll be hit by shell fragment...