- 相关词组
- poor penetration未焊透
- resistance to penetration侵入抵抗性;
- pile penetration test桩贯入试验
- physical and mechanical properties of soil and rock土石物理力学性质
- mechanical shaker机械摇动器;
- physical and mechanical properties物理机械性能
- principal mechanical components主机组
- penetration value针入值
- pneumatic mechanical forming气动-机械成形
- mechanical damage机械损伤；硬伤
- penetration weld熔透焊缝
- pipe penetration piece通舱管件
- mechanical layout机械设计，机械布置;
- pressure grout penetration压力灌浆深度
- penetration twin穿插孪晶;穿插双晶;贯穿孪晶
- pile penetration桩贯入深度
- pressure penetration压力穿透
- mechanical and electrical engineering机电工程
- perforation penetration射孔穿透深度
- mechanical and electrical products机电产品
- 今日热词
- 热门搜索
- dependent adj.依赖的;有瘾的;取决于…;n.= dependant;
- rat n.大老鼠;似鼠动物;<非正式>鼠辈，卑鄙小人;
- prove v.原来是;证实;证明;
- 学习通 Learning; i-Learn
- lumia n.灯光艺术;
- dy abbr.day 天;duty 义务;dynamotor 电动发电机;delivery 递送;
- minimum adj.最小的;(数量)极少的;adv.最低;
- Italy n.意大利（欧洲）;
- fly vi.飞;飞行;（旗）飘荡;过得快;vt.& vi.乘（…的）飞机;驾驶（飞机等）;
- operation n.活动;企业;手术;使用;运算;运行;军事行动;
- house n.房屋;全家人;（从事某种生意的）公司;（英国）下议院;v.给…提供住房;收藏;安置;
- shelf n.架子，搁板;突出的岩石，陆架;
