Rocker Giant - Lifting a High Jet

Today we come to introduce another kind of fire truck, lifting a high jet fire truck. The composition of a high-ejection fire truck includes a folding telescopic arm structure, an electric remote-controlled fire monitor, a tank body, and a second-class chas-----

Which country is strong?

Introduction: Rainwater harvesting is of vital importance to the production and livelihood of mankind. It has the significance of slowing rainwater flooding in urban areas and declining groundwater levels, controlling stormwater runoff pollution, and improving urban ecological environment.-----