1. Advantage: plumbing installation techniques are already quite mature. 优势：水暖安装技术已经相当成熟。
2. You must make provisions for pressure relief protection of your plumbing system and components. 此时就必须采取措施进行压力释放，以保护管道系统和部件。
3. Will be a high price for domestic valves, plumbing industry to provide quality and efficient automation equipment. 将以极高的性价比为国内阀门、水暖行业提供优质、高效的自动化设备。
英英解释
n.
1. utility consisting of the pipes and fixtures for the distribution of water or gas in a building and
2. the occupation of a plumber (installing and repairing pipes and fixtures for water or gas or sewage
3. measuring the depths of the oceans
