Từ điển bách khoa tìm kiếm

Hiển thị 1 tới 3 của 3 kết quả
Off-line filter
Off-line filtration is in many cases the only feasible principle to achieve the required system cleanliness in large air conditioning and heating systems.
One-pipe system
There are two basic categories of pipe systems: one-pipe and two- pipe systems.
Operating costs (Co)
In the calculation of life cycle cost, operating costs are related to the labour cost of operating a pumping system.