site assembly meaning in English

就地组装
现场装配

This is mainly because many of the existing old building stocks are either non - profitable for redevelopment or with major site assembly problems
主要的原因是很多现存旧区的楼宇重建属无利可图，或因徵集土地方面遇到重大困难所致。
With the integration of a thermometer in the handle of the ball valves the cost of the on - site assembly is slightly reduced , at the same time this compact assembly enables a still more space saving layout of the pipe system
采用球阀集成温度计，可以适当减少现场装配的成本，同时这种紧凑的装配也可以为管道系统节约空间。