flat-bottomed rail造句
例句与造句
- Railway fixed equipment . sleeper screws for flat - bottom rails
铁路固定设备.宽底式普通道钉 - Railway fixed equipment . sleeper screws with seating for flat - bottom rails
铁路固定设备.平轨用带垫枕木螺钉 - Railway fixed equipment . sawing and drilling of flat - bottom rails of types superior or equal to 26 kg m , of 60 g , 70 g grooved rails and their fischplates
铁路固定设备.大于kg m的g g形平底轨及其鱼尾板的切割和钻孔 - It's difficult to find flat-bottomed rail in a sentence. 用flat-bottomed rail造句挺难的