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- A very small,often dust - sized meteoroid. 微流星體很小的,塵埃大小的流星體
- Of,relating to,or formed by a meteoroid. 流星(體)的屬于、關(guān)于流星體的或由流星體形成的
- Of, relating to, or formed by a meteoroid. 流星(體)的屬于、關(guān)于流星體的或由流星體形成的
- A very small, often dust-sized meteoroid. 微流星體很小的,塵埃大小的流星體
- Studies on meteoroid streams are briefly and systematically presented. 對流星群的研究作了簡(jiǎn)明而系統的介紹。
- A bowl - shaped depression in a surface made by an explosion or the impact of a body,such as a meteoroid. 碗狀凹陷由于爆炸或流星之類(lèi)的物體的碰撞而在地表形成的碗狀凹陷處
- A bright trail or streak that appears in the sky when a meteoroid is heated to incandescence by friction with the earth's atmosphere. 流星流星體與地球大氣摩擦加熱至白熾在天空中出現的閃光痕跡或光帶
- A bowl-shaped depression in a surface made by an explosion or the impact of a body, such as a meteoroid. 碗狀凹陷由于爆炸或流星之類(lèi)的物體的碰撞而在地表形成的碗狀凹陷處
- In Europe until after 1803, people realized the meteoroid meteorite crashed to the ground part of the residue. 在歐洲直到1803年以后,人們才認識到隕石是流星體墜落到地面的殘留部分。
- The spot is bright at ultraviolet wavelengths, which may argue against a meteoroid impact as a cause. 金星的這種奇特斑點(diǎn)在紫外線(xiàn)波長(cháng)下變得明亮,天文學(xué)家并不認為這是由于隕星碰撞造成的。
- This tight association is most naturally explained if the particles are debris ejected by meteoroid impacts onto the satellites. 這麼緊密配合的現象,只有一種最好的解釋?zhuān)哼@些粒子是流星體撞擊衛星時(shí),噴發(fā)出來(lái)的碎片。
- "Meteoroid impacts into, and collisions among, these bodies and the moonlet could liberate dust to form the arc," said Hedman. “流星影響到,和之間的碰撞,這些機構和小衛星可以解放塵埃形成電弧說(shuō),”赫德曼。
- Shortly before the uninhabited space station reached orbit in .May 1973,aeroaynamic pressure ripped off a meteoroid and heat shield. 在1973年5月無(wú)人空間站到達軌道前不久,空氣動(dòng)力壓力扯破了一個(gè)流星體和擋熱板。
- Shortly before the uninhabited space station reached orbit in. May 1973, aeroaynamic pressure ripped off a meteoroid and heat shield. 原譯:在1973年5月無(wú)人空間站到達軌道前不久,空氣動(dòng)力壓力扯破了一個(gè)流星體和擋熱板。分析:首先,從邏輯上
- Frederick H H. Protection the space shuttle from meteoroid and orbital debris. National Academy Press.Washington D C,1997. 王海福,馮順山著(zhù).;空間碎片與航天器防護
- That same day, an amateur observer in Australia found a dark spot on Jupiter that had been caused by a meteoroid impact. 同一天,澳大利亞一位業(yè)余天文學(xué)家發(fā)現木星表面存在一個(gè)暗斑,很可能是由于隕星體碰撞造成的。
- When a meteoroid enters the atmosphere of the earth (becoming a meteor), it is actually the speed compressing the air in front of the object that causes it to heat up. 流星體闖入地球的大氣層(變成流星之前)時(shí),由于高速飛行,它的前端與空氣強烈摩擦發(fā)熱。
- Most of the spacecrafts are suffering from the bad space environment, and the space debris, included meteoroid and orbital debris, imperiled the spacecrafts most. 其中對航天器威脅最大的就是空間碎片,包括微流星體和軌道碎片。
- MIN Gui-rong,XIAO Ming-xin.Reliability design of spacecraft module wall against meteoroid perforation[J].Chinese Space Science and Technology,1986(6):45-48. [1]閔桂榮;肖名鑫.;防止微流星擊穿航天器艙壁的可靠性設計[J]
- Fengyun's loss also could be due to a massive meteoroid or orbital debris hit, occurring coincidentally within range of China's main space launch base.But the odds of that are even smaller. 還有可能風(fēng)云衛星是在中國基地發(fā)射導彈的同時(shí)被小行星或太空垃圾擊中,但這種概率更小。