根据受力情况对平板橡胶支座的接触方式进行了简化，降低了计算量。
According to the working situation of plate rubber support, the contact calculation was simplified; the calculating amount was reduced.
随着列车的提速，现有桥梁平板橡胶支座暴露出“横向位移过大”之缺陷，对行车构成安全隐患。
With the increase in speed for trains the existing bridge plate rubber support shows its shortcoming-its lateral displacement is considerable, which is a hidden danger for traveling trains.
结果，使用这种无支座键盘的时候，用户就想买一个支座来支起平板电脑，调整一个好的视觉角度，同时也方便打字。
As a result, with these stand-alone keyboards, you'll also want to buy a stand or case that will help keep the tablet upright on the table while your hands are busy typing.
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