【判断题】执行机构采用正作用式,通过变换阀的正、反装实现气开和气关。
【单选题】使动物白细胞数量显著增高的疾病是( )。
【单选题】使动物白细胞数量显著增高的疾病是( )。
【单选题】导致我国自然资源形势严峻的原因有 ( ) 1自然资源种类少,数量有限 2人均占有量很少,且人口仍在增长 3许多资源利用、管理不当,破坏、浪费现象严重 4人均占有量多,但破坏、浪费严重
【单选题】The enlarged school campus is the old one.
【单选题】Your school is __ mine.
B.
three times as bigger as
【单选题】The newly built stadium for the next Olympic is the present one.
【判断题】执行机构采用正作用式,通过变换阀的正、反装实现气开和气关。
【单选题】The newly-built lab is ______ the old one.
C.
three times bigger than