l 进料气体通过文丘里喷嘴大约50m/s的速度带着进入的粉末产品喷入平碟型的粉碎室； l 粉末进入到粉碎腔内的时候，将收到 ...

The latest is a company called Twelve, which raised $645 million from backers including the private-equity firm TPG and Alaska Airlines in one of the largest investments ever for clean jet fuel.

If you'd told me I'd be unboxing a professional-grade espresso maker -- with a professional level price tag -- and preparing a barista-quality espresso drink in less than 30 minutes without so ...

However, it's only produced one plane with exactly three jet engines in its long history: the Boeing 727. As Boeing's only commercial aircraft with three jet engines — known in the industry as a ...

And like his jet-wrangling predecessors, he carves it entirely by hand. “It’s a soft, flinty material, and you really do need to feel your way into it,” he noted. “A machine probably ...

When a Messerschmitt Me 262 launched an attack on a British Havilland Mosquito over Munich during World War II, it made history as the first fighter jet to engage in combat. The technological ...

Zonal Joint Commissioner Ajay V said almost all potholes have been covered by a jet patcher machine in RR Nagar Zone, comprising 2045.89 km road length. There were 2,904 potholes, however with ...

A NATO fighter jet from Germany was spotted carrying a nuclear gravity bomb trainer, designed and manufactured by the United States, during a flight at an air force base in California last week.

The U.S. military released video of an extremely close encounter between a U.S. Air Force jet and Russian military aircraft in the skies near Alaska on Monday. The footage was taken on Sept.

Sections of the planet’s jet streams have begun shifting towards the poles over the past several decades. It is most likely that this is a response to global warming due to our greenhouse gas ...