Suddenly I just want to change a green stencil-plate instead of the former, so through my great effort, now you can see a different one.
突然想换一种绿色背景的模版，弄了一起就把这个给弄上来了。
2
There is many kind in the method strengthened in bridge, such as increasing the sectional law, increasing the law of prestressing force , outside to stick to the law of stencilplate etc.