【单选题】两名技师在讨论主减速器和差速器的作用。技师甲说:差速器可以降低齿轮的转速,增大输出扭矩。技师乙说:主减速器可以降低齿轮的转速,增大输出扭矩,但不能改变扭矩输出方向。请问说法正确的是
【简答题】听短文,选择正确答案。 1. The Brown lived _________. A. in a small house in London. B. in a small house not far from London. C. in a small town far from London. 2. Sometimes Mr Brown came back very late when his...
【简答题】House of Noodles We have three sizes bowl of noodles, small, medium and large. A small bowl of mutton and carrot noodles is RMB 5. A medium bowl of beef and potato noodles is RMB 7. A larg...
【单选题】There is a small house _______ a small garden. [ ]
【单选题】. He has bought a _____________ house.
A.
beautiful wooden small old
B.
wooden old small beautiful
C.
small old beautiful wooden
D.
beautiful small old wooden
【单选题】电子供应链将物流、信息流、( )三者有机的统一。