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.If she made a leading statement, he was expert deflecting her into more imp...
Food production has already fallen behind the population growth.粮食生产已经跟不上人口增长。A substantial proportion of the population speak a French-based patois.人口中有一大部分说以法语为基础的混合语。Britain has the largest and most flourishing fox po...
...a tall shrub with shiny compound leaves.长有油光闪亮的复叶的高株灌木Arbor seeding occupies only 0.216 % , shrub 0.212 % and liane 1.046 %.等优势种所构成的草本植物(98.527%)为主,乔木幼苗个体比例在调查中只占到0.216%, 灌木、藤本分别占0.212%和1.046%.There is a small evergre...