It is used to fold them after half cutting corrugated paper and grey card paper, and to cut dotted line.
用于瓦楞纸和灰卡纸半切割之后的折叠，虚线切割之功能。
2
The analyzing method of grey relativity is used for identifying main error sources under different cutting conditions, and these results are verified by experiments.
采用灰色关联度分析方法识别不同切削条件下的主要误差源，并进行了实验验证。
3
The USS New York glided into the city's harbour, its bow cutting through the grey chilly waters, a bow made in part with 7.5 tons of steel reclaimed from the wreckage of the World Trade Center towers.