The integrated guidance autopilot model of the yaw plane is formulated firstly.提出了一种反舰导弹针对水面机动目标的航向平面控制导引一体化设计方案.Pitch - yaw coupling can be neglected only for nearly axisymmetric vehicles.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.This...
他坐在书桌后吃力地写着，用的是一支部队发的钢笔。He sat behind a desk laboriously writing with an Army issue pen.哈丽雅特摆弄着桌上的钢笔。Harriet fiddled with a pen on the desk.我总是用钢笔和纸画素描。I always sketch with pen and paper....
The heated gas is piped through a coil surrounded by water.受热气体通过水中的盘管输送。Mount Unzen has been spewing out volcanic ash, gas, and rock today.云仙山今天一直在向外喷涌火山灰、气体和火山岩。Ozone is a highly reactive form of oxygen gas.臭氧是一种非常活跃的氧...
脊椎动物脑子的这一部分可分为两部分:脑髓和小脑.This part of the vertebrate brain has two divisions, the medulla and the cerebellum.结论 小脑Purkinje细胞层内存在NYP阳性神经元.Conclusion NPY immunoreactive neurons are located in cerebellum Purkinje cell layer....