尽管空降技术进步了，但士兵在空中相撞，降落伞在空中缠绕仍有可能。
Despite of the progressive ways of landing, there is still some possibility that troops will collide in air and their parachutes will tangle.
这项技术很有效，因为当水从海里蒸发，氢和氧的同位素组合升空形成云，接着飘至陆地上空降雨。
The technique works because when water evaporates at sea, a combination of hydrogen and oxygen isotopes rise to form a cloud, which then releases rain when it moves inland.
低能强夯与真空降水联合加固技术综合了强夯与真空降水两种施工技术的特点。
The combined consolidation technology including low-energy dynamic consolidation and dewatering has integrated two construction technical characteristics, the dynamic consolidation and the dewatering.
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