Wednesday, August 21, 2024
Sunday, December 29, 2024
Monday, July 29, 2024
问题:根据污水中可沉淀物的性质,凝聚性能的强弱及其浓度的高低,沉淀可分为哪几种类型?各自的特征是什么?
Friday, November 18, 2022
Monday, October 14, 2024
Monday, September 23, 2024
Thursday, November 14, 2024
Sunday, December 15, 2024
Monday, December 2, 2024
问题:在卫生器具上安装冷、热水龙头,热水龙头应安装在左侧还是右侧?
Sunday, December 29, 2024
Saturday, November 23, 2024
问题:水加热器上部附件的最高点至建筑结构最低点的净距,应满足检修要求,但不得小于多少M?房间净高不得低于多少M?
Monday, December 2, 2024
Monday, July 29, 2024
Thursday, December 28, 2023
Thursday, May 23, 2024
Thursday, May 23, 2024
Tuesday, December 17, 2024
Monday, December 2, 2024
Sunday, December 15, 2024
Monday, November 28, 2022