Wednesday, October 11, 2023
问题:影响耐火制品外形尺寸准确性的因素很多,例如生产中原料质量不稳定,砖模设计时的()不当,装窑方法不当以及烧成温度波动过大等,都会影响耐火制品外形尺寸的准确性。
Wednesday, August 23, 2023
Saturday, June 3, 2023
问题:耐火材料主成分是()的成分,是耐火材料的(),它的性质和质量直接决定制品的性质。
Saturday, December 2, 2023
Tuesday, December 6, 2022
Sunday, February 26, 2023
问题:粘土原料和由它制成的粘土制品,化学组成可以很接近,但()却完全不同。
Tuesday, December 6, 2022
问题:以下哪种结合剂属于高温结合剂()A、铝酸钙水泥B、水玻璃C、糊精D、树脂
Friday, April 14, 2023
Monday, September 12, 2022
问题:以下哪种耐火制品属于酸性耐火材料()A、镁砖B、硅砖C、刚玉砖D、碳砖
Tuesday, May 9, 2023
Tuesday, September 13, 2022
Friday, November 24, 2023
Tuesday, January 31, 2023
Thursday, December 22, 2022
问题:颗粒本身可塑性越高,粉料的可压缩性越大,而颗粒越大,粉料的可压缩性越小。
Thursday, October 12, 2023
Thursday, November 17, 2022
Tuesday, September 13, 2022
Tuesday, June 13, 2023
问题:向铝硅系耐火材料中添加硅线石质矿物可提高其性能,原理是什么?
Friday, November 24, 2023
Monday, September 12, 2022