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liuxiaocunde: ½ð±Ò+1, ¸Ðл½»Á÷ 2012-11-15 12:52:31
T-ÌìÑĹ²´Ëʱ: ½ð±Ò+10, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2012-11-15 16:39:59
d = {[(h^2/a^2)+(l^2/c^2)-(2hl/ac)cos(beta)]/[sin^2(beta)] + k^2/b^2}^-(1/2)
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3Â¥: Originally posted by dingyanhua5138 at 2012-11-15 09:59:19
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4Â¥: Originally posted by luxtal at 2012-11-15 10:59:41
d = {/ + k^2/b^2}^-(1/2)

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