两只吊舱的独立俯仰和偏航均会产生噪声.Independent pitch and yaw of the two birds produce noise.只有对接近于轴对称的飞行器,俯仰与偏航的耦合才能略去.Pitch - yaw coupling can be neglected only for nearly axisymmetric vehicles.俯仰力矩的变化由升降舵的偏转来提供.A variable pitching mom...
...senior officers in the West Midlands police force...西米德兰兹郡警队的高级警官Directly after the meeting, a senior cabinet minister spoke to the BBC...会议刚刚结束，一名高级内阁部长就在英国广播公司的电台上发表了讲话。...£20 for senior citizens and children (5 to ...
下星期五是申请人呈递照片和简历的截止日期.Next Friday is the deadline for applicants'sending in photos and vitae.呈递申请书的截止日期是下星期.Next week is the deadline for sending in your application.会计呈递了一份开支的清单.The treasurer rendered an account of ...