An alternative approach using pendulums and dashpots is often used.叠代法中往往使用单摆和冲击板.Good clocks have pendulums which are automatically compensated for temperature changes.好钟的钟摆可以自动补偿温度变化.The pendulums of the clocks in thei...
The shock waves yesterday were felt from Las Vegas to San Diego.昨天从拉斯维加斯到圣迭戈都感觉到了这几股冲击波。A religious psychotic in Las Vegas has killed four people.拉斯维加斯一名患有精神病的宗教狂热分子已经杀死了4人。Their taste for gambling has endeared them to L...
镰状细胞病患者是否有更高的感染机会?Are patients with sickle cell disease at greater risk of infection?止血带能否用于镰状细胞病患者?Can tourniquets be used in patients with sickle cell disease?镰状细胞紊乱 、 镰状细胞病和镰状细胞性贫血之间有何差异?Is there a difference between ...