Why is the iron core of a transformer made laminated instead of being in one solid piece? Why and for what reason stars fall? Why do roller coasters use clothoid loops instead of circular loops? The cables of a suspension bridge, as well as the elements of many man-made s...
【题目】一、在空格处填入适当代词1.-Which driver was to blame?-Why? ___! It was the child's fault. He suddenly came out between two parked cars. (→考点4.3)2. I made so many changes in my composition that only I could read it. To ___ else, it was hard to make out.(→考点...
China's property giants have been moving into new fields that have nothing to do with their traditional expertise. Property group Evergrande, for example, had decided to go into the auto industry. Earlier this month, Evergrande debuted six new energy vehicle (NEV) models – ...
24. Why did the author change a car for an e-bike? A. He wanted to do something good for environmentD B. He thought that e-bikes would replace gas vehicles. C. He couldn't afford the expensive transportation costs D. He believed e-bike's supply chain was environment-friendly.25. Wh...
there'll be a big recovery of demand among Chinese consumers.Since many countries in the region trade with China,that will benefit their exports to China.It should be beneficial to all the value chains that China is connected to,"Albert Park,chief economist of the Asian Development Bank,was ...
We found that most brushes nowadays are man-made, which tends to leave brush marks within these lines.当今大多数刷子都是人工的，这会给这些条纹留下刷痕。This is a natural hair, and this natural hair tends to leave no marks at all.这个是纯天然的毛发，纯天然的毛发不会留下任何痕迹。So, we...
"I\ve actually been to UPS\s logistics center and discussed this with their lead engineers." he said. "A lot of individual drivers felt the new routing software was making their trips longer, but they were later proven wrong. This is the thing about traffic, it\s such a complex system...
It's not easy designing a new helicopter, especially if that new helicopter has to survive a ride on a rocket into space. NASA's Ingenuity helicopter is the first machine aerial vehicle to fly on a planet outside Earth. Ingenuity was designed specificall
Opinion. Discusses why four-wheel-drive cars have not become mainstream. Technical innovations, such as anti-lock braking and ASC traction control; Increased price for four-wheel-drive on a car; The ten-percent fuel-economy penalty a four-wheel-drive car must endure; Results of test conducted...
Cars This $3 USB adapter fixed all of my Apple CarPlay connection problems I bought a new Jeep last year and was obviously adamant that it had CarPlay. It was also the first car I owned with a touch screen for CarPlay, which is a nice change of pace. But in the first couple of ...