短语词组短语box -pass method 箱形孔型系统轧制法convex box pass 凸底箱形孔型box pass sequence 箱形孔型系统shallow box pass 浅槽箱形孔型closed box pass 闭口箱形孔型pass box 传递箱;传递窗;递物箱;净化传递窗Air pass box 风淋传递窗air shower pass box 风淋式传递箱Clean Pass Box 净化传递窗 返回 box pass