C标车端面时间定额标准 车床时间定额标准设备型号C616、C650工序机床型号光洁（粗糙）度计算公式车端面C6164T不=（0.00021D+0.0063）LK+1.025T不=（0.00034D+0.01）LK+1.636T不=（0.00037D+0.011）LK+1.75C6204T不=（0.00019D+0.0024）LK+1.125T不=（0.00032D+0.004）LK+1.886T不=（0.00041D+0.0051）LK+2.41C6304T不=（0.00019D+0.00024）LK+2.175T不=（0.00032D+0.00042）LK+3.776T不=（0.00034D+0.00043）LK+3.93C6504T不=（0.00018D+0.00032）LK+2.045T不=（0.00034D+0.00061）LK+3.886T不=（0.00039D+0.0007）LK+4.49车锥体通用4T不=（0.00062D+0.013）LK+2.475T不=（0.00082D+0.018）LK+3.286T不=（0.0011D+0.024）LK+4.28通用修正系数车端面无形位公数有形位分差外端面内端面车锥体C616630C650外锥内锥11.211.111.1711.3