Special connections ensure that the system excellent air tightness.特别的连接方式保证了系统优良的气密性.His excellent aunts had ventured a comment on his appearance.他杰出的姑妈们胆大妄为地评论了一番他的外貌.A foray to your supermarket will supply all the rea...
目前16S251是成为当今世界最强有力同步啮合的变速器.The 16 S 251 is now the most powerful synchromesh transmission in the world.齿合系数 --- 啮合的平均齿数.Contact ratio: the average number of teeth in contact.互相啮合的直齿圆柱齿轮,必须具有相同的径节.Meshing spur gears must...