Saturday, September 10, 2022
Saturday, September 10, 2022
Saturday, September 10, 2022
Monday, October 10, 2022
Saturday, September 10, 2022
问题:硅橡胶的收缩率的范围在()。A、1.6%—1.7%B、1.2%—2.4%C、2.5%—3%D、3%—3.5%...
Monday, October 10, 2022
Saturday, September 10, 2022
Friday, November 4, 2022
Saturday, September 10, 2022
Saturday, June 17, 2023
Sunday, June 25, 2023
问题:一级保养是以操作工人为主,检修工人配合对设备进行()的工作...
Saturday, September 10, 2022
问题:将钢料先进行淬火,然后再()的热处理方法叫做调质处理A、低温回火B、中间回火C、高温回火D、中温退火...
Wednesday, March 29, 2023
Saturday, June 17, 2023
Saturday, September 10, 2022
Friday, December 1, 2023
Saturday, September 10, 2022
问题:开炼机运行中减速机轴承温升不超过35℃,电机轴承温升不超过()℃...
Saturday, September 10, 2022
Saturday, June 17, 2023
Tuesday, April 16, 2024