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词汇 l-s
释义 l-s 英'els美'els BNC²³⁶²¹³⁺¹
基本英英例句
=lecithin to sphingomyelin 卵磷脂-神经鞘髓磷脂,=lipid-saccharide 脂类-糖类,=lumbar-sacral 腰骶的

名词 l:
a metric unit of capacity, formerly defined as the volume of one kilogram of pure water under standard conditions; now equal to 1,000 cubic centimeters or approximately 1.75 pintsthe cardinal number that is the product of ten and fivea cgs unit of illumination equal to the brightness of a perfectly diffusing surface that emits or reflects one lumen per square centimeterthe 12th letter of the Roman alphabet Because the probability density function of MQAM signal obeys L-S distribution, so it may construct the algorithm of discerning with L-S distribution.
由于 MQAM信号的概率密度函数服从莱斯分布,从而用莱斯分布来构造识别算法。 cnki
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