clearances间隙
clearancen.清除;清理;清仓甩卖;间隙;许可证;结关;通关
clearance gauge method隙规检查法
clearance compensation缝隙损失
clearance of particles颗粒清除
clearance of expansion胀隙
Clearance of labyrinth篦齿间隙
clearance of buildings建筑物间距
clearance loading gage载货限定外形尺寸
clearance between roll辊间间隙
clearance leakage flow间隙泄漏流
clearance limit survey净空区测量