I rode a hydrofoil ferry across the bay this morning.今天早上我驾驶快艇驶过海湾.Why can a hydrofoil move on a layer of air?为什么气垫船能靠后方的气流移动?The hydrofoil soon speeded up.那艘水翼船不久就增加速度....
No logo or special designs are to be attached to the fascia.招牌上不允许有商标或者特殊的设计。Both problems can be solved by escharotomy of the burned skin down to the deep fascia.上述两个问题都可用切开焦痂直至深筋膜来解决.This magnificent work of engineerin...
由雌胭脂虫虫体干燥后制成的一种红色染料.A red dye obtained from the roots of this plant.本论文较系统研究了以胭脂虫为原料制备胭脂虫红色素的工艺过程.This subject use cochineal as raw material, red pigment composition of extraction and purification systems - depth study.同...