发布时间:2025-02-09 00:02:19
以2倍左右最佳。实际功率越大,温升越大,寿命减小;实际功率越小,温升越低,不能有效驱除潮气,寿命减小。
10kv电缆头两头钢铠已接地一头铜屏蔽接地一头铜屏蔽不接地有什么后果
2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19本人是刚做阀门的电话销售老是打到贸易商或者是代理商那边了我想问的是
2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19 2025-02-09 00:02:19