作为一项工作负责人,带领3个人到乡镇驻点调查乡情,总结农民情况,怎么开展? 发布时间:2017-08-03 07:18 │ 来源:www.tikuol.com 题型:问答题 问题: 作为一项工作负责人,带领3个人到乡镇驻点调查乡情,总结农民情况,怎么开展?
题型:问答题 It's necessary to be prepared for a job interview. _____ the answers ready will be of great help. [ ]A. To have had B. Having had C. Have D. Having 查看答案
题型:问答题 Pratt failed many times but he finally ____ to find a successful way to solve the problem.A.broke outB.broke upC.broke downD.broke through 查看答案
题型:问答题 在全面建设小康社会的热潮中,在各地农村开展了“改善农田,整理土地”的活动,其中推土机发挥了重要作用.一TY160型履带式推土机,其发动机额定功率为1.2×105 W.(g=10N/kg)1)当推土机以额定功率进行推土作业时,在平直的场地上以15m/s的速度匀速前进了30m,求推土机所做的功及受到的阻力.(2)若推土机以额定功率经过10s把一块质量为6.0×103kg的石块沿斜坡推到高5m的山坡上,则推土机的机械效率为多少? 查看答案