Kinematics and dynamics of mechanical systems including rigid bodies in plane motion.机械系统的运动学与动力学包括刚体的平面移动.The kinematics phase configures of different configurations are shown and analyzed.做出不同条件下,不同构态的运动相图,最后对相图做出分析.De...
They struggled to limit the cost by enforcing a low-tech specification.他们通过实施低技术规格拼命限制成本。These may be laudable aims, but by enforcing them at gunpoint another vitally important principle is lost.也许用心是好的，但若诉诸枪杆子则无法坚持另一个至关...
I think she will like this Chinese knot for her birthday.我想她会喜欢这个中国结作为她的生日礼物.Maybe she would like Chinese knot.也许她会喜欢中国结的.Where does Shijiazhuang sell Chinese knot rope?石家庄哪里卖中国结的绳子?...
What else was in the brownies besides chocolate?那蛋糕里还有什么? 除了巧克力....chocolate brownies.巧克力饼干...a tray of brownies.一碟果仁巧克力饼干I've known you since Brownies, I've never seen you cry.我们自小一起长大, 我还从没见你哭过.The people who...
Aunt Dinah greases her wool stiff, everyday, to make it lie straight.黛娜婶婶每天往脑袋上搽油,把鬈发搽得硬梆梆的, 想把它梳直.A working substance has been prepared by treating perfluorinated polymeric oils and greases.一种工质已由全氟聚合物油和润滑脂制造出来.Differen...