Based on the practical effect, the corrosion resistant method using double layer graphite lining and natural hard rubber layer in between steel shell and graphite plate is a successful method.
从实际使用的效果来看，对此类介质采用双层石墨板衬里、钢壳与石墨板之间设置天然硬质橡胶隔离层这一防腐方法是成功的。
When it is hard for you to push a wheelchair off the bus, a steel plate will stretch out of the bus, so that you can push the wheelchair off.
当你推着轮椅下车有困难时，公共汽车内的钢板会延伸到车外，这样你就能推出轮椅。
应用推荐