A variety of mechanical surfaces have been employed for deflecting the exhaust jets of solid - propellant rockets.人们已经用过各种类型的机械控制面来偏转固体推进剂火箭的排气流.A solid headspace capillary gas chromatography for the determination of res...
How any wars have been precipitated by firebrands!多少次战争是由于煽动者促成!Firebrands stream from his mouth ; sparks of shoot out.从它口中发出烧着的火把,与飞迸的火星.Firebrands stream from his mouth ; sparks of fire shoot out.19从它口中发出烧着的火把,与飞迸的火星....
Repton reached the final, and since around 1,500 schools entered the competition, that was no mean achievement.雷普顿进入了决赛，鉴于有1,500所左右的学校参与了角逐，能够取得这样的成绩相当了不起。It was a mere nothing before Repton took it in hand.勒普顿没经手改造之前,它原...
The Turkish situation makes the lead in tomorrow's Guardian.土耳其局势将成为明天《卫报》的头条。The Turkish security forces have started searching for the missing men.土耳其安全部队已经开始搜寻失踪人员。He narrated his own personal experience of the T...