The pendulous accelerometer design had much in common with the gyro design.摆式加速度计的设计与陀螺设计有很多共同之处.A small recording accelerometer in the model furnishes data on its behavior.模型中装有小型加速器用以记录其运动状态的数据.Less benefit is achieved...
Testing VD pathogen through PCR may efficaciously prevent, cure and control VD.利用PCR技术检测性病病原体,可有效的预防, 治疗和控制性病.Results In those pathogen there 52 % is Gram - positive bacteria, there 48 % is Gram - negative bacteria.结果致病菌...
aeons of geological history数以亿万年计的地质史The workers skirted the edge of the cliff on a geological survey.工人们沿着崖壁作了一次地质勘察.The mines had been closed down following a geological survey.继一次地质调查之后,这些矿井已被关闭了....