On average each report requires 1,000 hours to prepare.准备一份报告平均需要1,000小时。Every tonne of coal contains, on average, 30 kilograms of nitrogen.每吨煤平均含30公斤氮.We received 20 calls a day on average.我们平均每天接到二十个电话....
Nuclear weapons plants across the country are heavily contaminated with toxic wastes.全国的核武器工厂均受到了有毒废弃物的严重污染。Lead can accumulate in the body until toxic levels are reached.铅会在体内积聚直至造成铅中毒。Toxic waste could endanger lives a...
我听到身后跑鞋有节奏地噔噔噔地响着。I heard the regular thud thud thud of running shoes behind me.跑鞋有额外的减震设计。Running shoes have extra cushioning.内森的新跑鞋不太合脚。Nathan's new running shoes weren't broken in correctly....
The CMP process is also used to control film thickness and removal of barrier layers.CMP技术也用于控制薄膜厚度及剥离隔离层.Mathematical models were developed to simulate particle reduction in CMP slurry distribution systems.为模拟cmp磨料 分配系统...