crisscross arrangement of moving stairs

机械专业英语... ... crisping 匀边电路；匀边 crisscross arrangement of moving stairs 自动楼梯的交叉布置 cristobalite 方石英 ...

交叉布置,s... ... ) arranged in cross-counterflow 交叉逆流布置 ) crisscross arrangement of moving stairs 自动楼梯交叉布置 ...