词汇	tunnel placement
释义	tunnel placement 隧道定位
随便看	four-rod mechanism four-rod resonator four rods machine four-roll four-roll bending machine four roll calender four-roll calender four-roll crushe fourroll crusher four roll crusher four-roll crusher four-roller bit four-roller mangle four roller mill four-roller mill four-roller reversible cold-rolled plate four roller rolling mill four rollers glue spreader four roller wave generator four-roller wave generator four-roller weft straightener fourroll inverted 1 calender four roll inverted 1 calender fourroll mill four roll mill