Move children's swing sets and sand boxes away from the woodland edge and place them on a wood chip or mulch type foundation.
将孩子的秋千和沙箱从林地边缘移到木屑或护根类覆盖物的地面上。
2
Boring as far as possible out smaller distances in boring bar clamping, but need to pay attention to the cutting edge length should meet the machining allowance, and is conducive to the chip.
镗刀在镗刀杆上装夹时应尽可能伸出较小的距离，但需要注意切削刃伸出长度应符合加工余量，并有利于排屑。
3
The cutting edge roundness can make chip curling radii larger.