For the best system performance, install on the fresh water feed line before any pressure regulators (such as the watts series 1156 on a residential boiler application).

为了获得最好的系统性能，在任何压力调节器(如家用锅炉电器上应用的美国瓦茨系列1156)之前，要安装淡水进水管。

youdao

Upstairs, he found that a frozen toilet had shattered and fallen away from the wall, snapping off the feed line at floor level, and water was jetting up to the ceiling.

NEWYORKER: Idols

McIntyre said a water company is willing to bring a feed line to the edge of the community and put a pump house in.

NPR: Cause Of Off-Color, Fetid Water Eludes Pa. Town