夹紧力的( )应与支撑点相对 ,并尽量作用在工件刚性较好的部位 ,以减小工件变形。
A.大小
B.切点
C.作用点
D.方向
参考答案:C
根据首字母或汉语提示,完成下列单词的拼写,使句意通顺。
小题1:Joan wants to a______ her dream.
小题2:There are many ______ (景点) in Bengbu.
小题3:Tom and Lucy got _______ (结婚) in 2000.
小题4:Mr. Wang is an h_______ man that we all trust him.
小题5:A cat has some d________ from a tiger.
小题6:My school is about 35 _______ (分钟)walk from the park.
小题7:It' is too noisy outside. I want to know what is ________(发生).
小题8:________(相信)in ourselves is the first step on the road to success.
小题9:New school year usually begins on the first day of S _______ in China.
小题10:Henry left his homework at home again. He is always doing everything c_________.
方案合理、先进性原则要求工作和措施应力求:()
A.信息流畅、方式简捷、手段先进
B.详实、全面、有效
C.及时、全过程管理
D.系统、全方位管理