I was a little breathless and my heartbeat was bumpy and fast...我有点儿喘不上气，心脏咚咚地快速跳动着。Experimenters have succeeded in controlling the rate and regularity of the heartbeat.实验者已经成功控制了心跳的速度和频率。Each heartbeat has two basic par...
这种交换机的功能包括实现网络协议 、 包定序和路由选择.The functions of the exchange include network protocol, packet sequencing and routing.传统定序仪一次约只能评估1000个硷基对.Conventional sequencers evaluate about 1 , 000 base pairs at a time.准确度也是影响新定序方法应用程度的...
This is 20,000 feet higher than most subsonic airliners.这比大多数亚音速飞机的飞行高度高20,000英尺。The fog grounded the airliners.大雾迫使班机停飞.They placed very stable and accurate atomic clocks on regularly scheduled jet airliners.他们将非常稳定、准确的...