从开始孕育时,花芽便具有一层由苞片和鳞片构成的保护层.They have a protective cover of bracts and scales from time of intiation.果扁球形, 直径1.7厘米, 基部托以宿存苞片和萼片.Fruit oblate, 1.7 cm in diameter, base with persistent bracts and sepals.苞片和小苞片紫红色.粉红色或白色, 膜质...
The atomization process is more sensitive to disturbance than vaporization.雾化过程比汽化过程对扰动更为敏感.This air improves the atomization of fuel coming fron the low - speed port .这些空气改善了从 低速 出口喷出的燃料的雾化.The pressure drop was the dri...
乌龟以极其缓慢的速度爬行着.The tortoise crept along at an agonizingly slow speed.一辆汽车正在陡峭的山坡上缓缓爬行.A car is climbing the steep hill slowly.虫类和蛇爬行.Worms and snakes crawl....