导杆沿第二壳体的滑动方向分隔开地安装在第二壳体的背面上。
When ironing a cloth is spread above the table, the cloth of cross-stitch conversely, on rear face, if above the material that can separate a light color again irons the effect is better.熨的时候桌子上面铺一块布,十字绣的布料反过来,背面朝上,如果上面能再隔一层浅色的布料熨效果更好。
Cutting temperature, relation curves of wear with cutting time and cutting speed, microscopic features and chemical changes of rack face and rear face of the tin coated tool were measured.测绘了切削温度、后刀面磨损量与切削时间或切削速度的关系曲线,分析了刀具前、后刀面显微磨损、破损形貌和化学变化。