Sunday, September 11, 2022
Monday, September 12, 2022
下列选项中,不能用来测量轴的圆度误差的计量器具是()。...
Saturday, September 17, 2022
当材料强度低、硬度低、用小直径钻头加工时宜选用()转速。...
Saturday, September 17, 2022
Friday, September 16, 2022
按齿轮形状不同可将齿轮传动分为圆柱齿轮传动和圆锥齿轮传动两类。...
Sunday, September 11, 2022
铣削凸圆弧时,应使铣刀中心至转台中心的距离为圆弧半径减去铣刀半径...
Sunday, September 11, 2022
Monday, September 12, 2022
宏程序的结尾用()返主程序。A、M00B、M02C、M98D、M99...
Thursday, May 18, 2023
Sunday, September 11, 2022
Friday, September 16, 2022
()的主要几何角度包括前角、后角、刃倾角、主偏角、副偏角。A、端铣刀B、圆柱铣刀C、平在铣刀D、所有铣刀...
Saturday, August 5, 2023
固定循环G73X_Y_Z_R_Q_P_K_F_L_;中,Z表示(...
Sunday, September 11, 2022
在卧式万能铣床上铣削一斜齿条,齿条模数mn=4mm,齿数z=40...
Friday, September 16, 2022
Friday, September 16, 2022
Monday, September 12, 2022
在铣床上对板形或箱体形工件进行孔的加工时,一般都采用()装夹。...
Friday, September 16, 2022
X6132型铣床中的安全离合器和片式摩擦离合器各有哪些功能?...
Tuesday, September 5, 2023
Sunday, September 11, 2022
铣削矩形奇数齿离合器时,工件装夹不同轴会使一对离合器接合后()。A、变形B、贴合C、脱开...
Monday, January 15, 2024