发布时间:2025-01-22 23:37:40
1 保压试验
1 注氮,压力3Kg,一次,15Min,(检查大漏点)
2 注氮,压力15Kg,两次,15Min,(检查大漏点)
3 R22冷媒系统 注氮,压力28Kg,24Hours,(检查细微漏点)
R410A冷媒系统,注氮38Kg,24Hours,(检查细微漏点)
2 压力 0.1MPa 20Min,4摄氏度,水汽蒸发,,此过程为抽真空,真空干燥应在保压试验后进行
(以上各内容纯属本人笔记本上摘抄的,不得复制!!!)
我的身高只有153,平时看书时候脚总是够不到地面,很不舒服。哪位知道我这种身高适合买多高的桌椅啊
2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40请问扬州市江都区的房价现在在什么范围最低是多少最好介绍些具体点的小区和刚开盘的楼盘的价格谢谢
2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40宝宝周岁了我想给她买抓周的物品可不知道北京顺义什么地方有卖的
2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40 2025-01-22 23:37:40