underfriction造句
造句与例句手机版
- Underfriction, or up-stop, wheels; tractor, or running, wheels; and side friction wheels.
- By 1912, the first underfriction roller coaster was developed by Dreamland Amusement Park in Margate, Kent and features a system where a brakeman rides on the train.
- :: To be extra sure the cars have underfriction and you have a bar holding you into the seat so eve if for some strange reason it went a bit slow here's a safety factor . talk ) 08 : 22, 7 January 2009 ( UTC)
- It's difficult to see underfriction in a sentence. 用underfriction造句挺难的
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