切槽切断
Grooving and Disconnection
V形切槽巴西圆盘CCNBD
cracked chevron notched brazilian disc CCNBD
边切槽圆盘试样
Edge-notched Disc Specimen
Edge-notched Disc
不切顶盘区房柱法
Uncovered top panel room-pillar method
冲槽切气隙工艺
technology of cutting air space on punching slot
低槽—切变云系
Precipitation of stratiform cloud
多功能瓦楞纸板切槽机
multi-function corrugated board fluting machine
multi-functional slitting machine for corrugated paperboard
滑模切切流形
sliding-mode switching manifold