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A subset of some population.
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一些人口的子群. |
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A subsidiary ledger is a book ol accounts that provides sup-porting details on individual balances.
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明细分类账是提供有关单个账户余额等辅助性细节的会计记录。 |
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A subsidy from a government to an industry.
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补助费政府给予工矿企业的补助 |
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A subspace-based blind channel estimator has been developed for space time coding orthogonal frequency division multiplexing (STC-OFDM) system with two transmit antennas and two receive antennas.
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摘要针对使用2个发射天线和2个接收天线并且采用循环前缀的空时编码正交频分复用系统(STC-OFDM)，提出了一种信道盲估计算法，并给出信道可被辨识的条件。 |
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A subspecies of the Atlantic sturgeon, Gulf sturgeons are found in the coastal rivers of the Gulf of Mexico.
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墨西哥湾鲟是大西洋鲟的一个亚种，存在于墨西哥湾沿河河流中。 |
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A substance added in small amounts to something else to improve, strengthen, or otherwise alter it.
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添加剂，添加物少量加入其他物质以使其提高、增强或改变的物质 |
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A substance added to another in relatively small amounts to impart or improve desirable properties or suppress undesirable properties.
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中义少量的物质加入其他物质中以加强或抑制所要的特性。 |
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A substance believed to maintain life indefinitely.
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长生不老药被认为可以使生命无限的物质 |
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A substance composed chiefly of the dung of sea birds or bats, accumulated along certain coastal areas or in caves and used as fertilizer.
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鸟粪一种主要由海鸟或蝙蝠的排泄物构成的物质，在某些海岸或山洞中不断积累，用做肥料 |
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A substance containing chemical agents or abrasive particles and applied to smooth or shine a surface.
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上光剂；擦亮剂含有化学媒质或粗糙微粒的一种物质，被用来打光或擦亮一个表面 |
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A substance formed as a necessary stage in the manufacture of a desired end product.
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中间产物在生产预计的最终产品的必需阶段中形成的物质 |
