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....
I let the horse drop his head to crop the spring grass.我让马低下头啃吃春天的青草。Last night we hitched the horse to the cart and moved here.昨晚我们套上马车，拉着东西搬到了这里。The horse made a winning start for his new trainer.这匹马为它的新驯马师开了个好头。...
路加这人感情容易冲动, 也许是老头子惹恼了他,这是可能的.Luca was very touchy. Maybe the Don offended him some way.马克能以最安静的声调说最枯燥, 最伤人感情的话.Mark can say the driest, most cutting things in the quietest tones....
根据子囊壳 、 顶生附属丝、侧生附属丝和子囊孢子形态学特点本菌被定为球毛壳菌.The isolated strain was identified as Chaetomiuthe morphological features of automata , ascomal hairs a nd ascospores....