He introduced a system of sanitation extending from fly control to incineration.
他建立了一个卫生制度，从扑灭苍蝇一直到焚化垃圾。
He introduced a system of sanitation, extending from fly control to incineration.
他建立了一个卫生制度，从扑灭苍蝇一直到焚化垃圾。
The following quality of an aircraft control mechanism is one of main factors that may affect fly control agility.
飞机操纵机构的跟随性是影响飞行操纵灵敏度的一个主要因素。
The following quality of an aircraft control mechanism is one of main factors that may affect fly control agility.
飞机操纵机构的跟随性是影响飞行操纵灵敏度的一个主要因素。
应用推荐