A. The fuel is cheap. B. They are cheap to build. C. They can be stopped and re-ignited. D. They must be used soon after fueling. 相关知识点: 试题来源: 解析 B 文中指出a liquid-fuel rocket is an expensive device,选项B说其造价低,与文意不符。
关键词: following which true A.Serious flaw uncovered in a core Internet technology had attracted international attention. B.The Internet is held together by the glue. C.Normal Internet operations may survive the hacker attacks. D.Hackers could attack computers without getting online. ...
CNNtells you to trust China, although China is busily building more nuclear-tipped missiles to aim at your home town, and ishacking into your country’s electric powerand fuel infrastructures while you are reading the CNN puff piece. China wants to sell you ...
(compete) to SpaceX.Galactic Energy's Ceres-1 rocket lifted off Monday from the Jiuquan Satellite Launch Center in northwestern China,sending five satellites into their (2) intended(intend) orbits.The mission marks the fifth launch of the Ceres-1 rocket-a small solid fuel ...
根据This is because rockets create huge amounts of pollution as they burn tons of fuel in order to fly into the sky.(这是因为火箭在燃烧成吨的燃料以升空时会产生大量的污染。)可知,太空旅行弊大于利是因为火箭在燃烧成吨的燃料以升空时会产生大量的污染。故答案为Because rockets...
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The search coil is used in inspection, crack-detection, or monitoring fuel nozzles in rockets.MASUMOTO,HAKARUNAKAMURA,NAOJIDE3020624A1 * May 30, 1980 Jan 14, 1982 Elect & Magn Alloys Res Inst Palladium-silver electrical resistance alloy - which can be cast, rolled and drawn into wire with ...
, you might expect to find Oregon Trai, the Story of Conestoga Wagons Trekking into the American West, or the geography favorite Where in the World Is Carmen Sandiegol And don’t forget Half-Life 2. That’s the one where you burn alien zombies to death with exploding barrels of fuel....
We were certainly much drier than they were in England. Our route looks wiggly, but it was very logical! By using mainly off site overnight stops, our nightly fees averaged £5.20 per night! Our fuel was by far our most expensive item at £450. We spent £30 on admissions, and ...
but not so good at taking out tanks andarmouredvehicles - the rockets were packed with high-explosives, not armor-piercing warheads. The BM-13 was an invaluable weapon and played a major role in helping the Soviet forces eliminate the invading Nazis in what was the USSR’s bloodiest conflict...