To stability analysis of tethered balloon, a three dimensional nonlinear mathematical model tethered aerostat was assembled.为研究系留气球稳定性,建立了系留气球的三维非线性动力学模型....
普通的电流计无法响应这些快速的交替变化.An ordinary meter will not respond to these rapid alterations.他十分经心在意地望着电流计.He was very attentive to the ammeter.如果将一正弦电流通入动圈式电流计, 那么这电流计的读数为零.If a sinusoidal current is sent through a movingcoil galv...
Normally the heart movements can be felt as distinct systolic and diastolic thumps.正常时,能够感觉到心脏的运动是性质截然不同的收缩和舒张的撞击.His pronunciation is quite distinct.他的发音非常清楚。Or, must she receive those intimations -- so obscure, yet so ...
埃弗顿展示了他们最近获得的银杯。Everton paraded their recently acquired silverware.银杯上刻有他的名字。The silver cup was engraved with his name.他破窗而入，偷走了很多银杯。He smashed a window to get in and nicked a load of silver cups....