cast steel crossing 中文意思是什麼
cast steel crossing
解釋
鑄鋼轍叉-
Railway fixed equipment. built - up common crossing and cast crossing obtuse with fixed switch diamond. cast steel cradles of built - up common crossing with movable switch diamond. inspection
鐵路固定設備.帶有固定轉轍器菱形交叉的組合式普通交叉和鑄造交叉鈍角.帶有可移動轉轍器菱形交叉的組合式普通交叉的鑄鋼支架.檢驗 -
Cast - steel crossing
鑄鋼轍叉
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