- sailing factor
- n.安全率
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
sailing factor
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Sailing faster than the wind — Devices that are powered by sails (such as sailboats, iceboats and sand yachts) can sail (that is, advance over the surface) faster than the wind.[1] Such devices cannot do this when sailing dead downwind using simple square sails that are set… … Wikipedia
International Rule (sailing) — The International Rule, also known as the Metre Rule, was created for the measuring and rating of yachts to allow different designs of yacht to race together under a handicap system. Prior to the ratification of the International Rule in 1907,… … Wikipedia
Qingdao International Sailing Centre — competitions. Wind conditions vary greatly from very light winds to +15knots. During the Olympic competitions, fog was also an occassional factor. The venue hosted “Good Luck Beijing 2006 and in May 2008, the IFDS Qingdao International Regatta,… … Wikipedia
Over-canvassed sailing — A sailing boat that is carrying too much sail for the current wind conditions is said to be over canvassed. An over canvassed boat, whether a dinghy, a yacht or a sailing ship, is difficult to steer and control and tends to heel or roll too much … Wikipedia
ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… … Universalium
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technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium
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Solar sail — Solar sails (also called light sails or photon sails, especially when they use light sources other than the Sun) are a proposed form of spacecraft propulsion using large membrane mirrors. Radiation pressure is about 10 5 Pa at Earth s distance… … Wikipedia
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