There were trackwheels, then rubber balls - which allowed smoother movement, but got gummed up with dirt - and now mini-cameras that film the table top.
先是有了滚轮鼠、然后橡皮球-可允许更平滑地移动，不过容易粘上污垢-现在有了给桌面拍照的微型照相机（译者：指光电鼠标）。
In the middle of the room was an examining table with a rubber mat on top.
房间中间放了一张检查台，台子上有一个橡胶垫。
Table, chairs , bed, doors, bed castors, locks & keys, window rubber lining, curtain rods, curtain pelmet, door stoppers, frames, hinges & closer, glass top & window frames.
桌子、椅子、床脚、锁和钥匙，橡皮窗封条、窗帘、窗帘装饰盒、门阻、门框、铰链和闭门器、窗框等。
Some typical testing analysis and researches, including the mechanical tests for rubber bearings and the shaking table tests for structural models with isolation system were provided herein.
阐述了一些典型的试验分析与研究成果，包括橡胶隔震支座力学性能试验与隔震房屋振动台模型试验的成果；
Then, the seismic performance of the junction with rubber cushion and high strength bolts can be analyzed through the behavior of the wall panels'performance during the shaking table test.
同时根据墙板在振动台试验中表现出的特性，分析带有橡胶垫的高强螺栓连接节点的工作特性。
S. exports to China in 2009 were oilseeds and grains, waste and scrap, semiconductors and electronic components, aircraft and parts, and resins and synthetic rubber and fibers (see Table 3).
2009年美国出口中国的前五类产品是油籽和谷物，废物和废料，半导体和电子零件，飞机及零部件，和树脂类(见表3)。
S. exports to China in 2009 were oilseeds and grains, waste and scrap, semiconductors and electronic components, aircraft and parts, and resins and synthetic rubber and fibers (see Table 3).
2009年美国出口中国的前五类产品是油籽和谷物，废物和废料，半导体和电子零件，飞机及零部件，和树脂类(见表3)。
应用推荐