連結送水管－設計送水圧力の1.5倍または

連結送水管－設計送水圧力の1.5倍または

Kết quả (Anh) 1:

Pipe - 1.5 times the design pressure or

Kết quả (Anh) 2:

Connecting water pipe - 1.5 times the design water pressure or

Kết quả (Anh) 3:

The water supply pipe is connected 1.5 times of the design pressure or water