MSN による配信3 日
Plumbing experts urge vigilance as freezing temperatures threaten pipes and furnaces
With plummeting temperatures expected in the next few days, plumbing experts are advising residents and business owners to be ...
Market4年
Flue Gas Desulfurization Systems Market
The Global Flue Gas Desulfurization (FGD) Systems Market Size was valued at $17,869.1 million in 2018, and is projected to reach $25,063.8 million in 2026, growing at a CAGR of 4.1%. Flue gas ...
BBC14年
Stephenson's Rocket Animation
It was the first locomotive to have a multi-tube boiler - with 25 copper tubes rather than a single flue or twin flue. The blast pipe also increased the draught to the fire by concentrating ...