打孔

The places where the holes are punched out mark the right answers.

打孔的地方表示正确答案。

Rotundity and squareness, Can middle keypunch and come picture make to measure.

圆形和方形，可中间打孔及来图。

But geosytheic of ductibility is large, the rough edge effect to a non-cutting and drilling operations.

分解质料的延展性较大，感化到无毛边的裁切和打孔操纵。

Vertical mow, aerify, or slit seed to open the stand and allow the seed to reach the soil. Then broadcast seed, topdress, and drag or rake.

垂直剪草，打孔或切口让种子播到土壤里。然后撒播种子，覆沙并且耙地。

Each frame to doors fitted with a mortice lock is to be slotted for bolt, correctly positioned and to have a mortice cap welded on at back of perforation.

为匹配安装暗锁的门，每个框要为锁舌开槽，通后打孔，槽内焊接榫帽，使正确就位。