In the Rubidium frequency standard, It is necessary to generate a fractional frequency signal. So DDS ( direct digital synthesis) is optimal candidate.

But the Shanghai Composite on Monday fell 0.4 per cent, to within a fraction of its lowest close since March 2009, as investors remain concerned about a generally poor corporate reporting season and waning economic growth.

但中国上证综指周一下跌0.4%，收盘点位接近2009年3月以来的最低水平，投资者依然担心总体疲弱的企业财报季和逐渐下降的经济增幅。

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While it was never disclosed how much UBS gained from its dealing with the four nations, it was generally viewed to be a fraction of the fine handed down by the U.S. government.

瑞银在与这四个国家的交易中究竟获得了多少收益始终没有披露，但普遍认为，美国政府的罚金差不多只是个零头。

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I find myself wishing that ISPs would help us out a little bit, if for no other reason than to eliminate a fraction of the security problems we worry about on a day-to-day basis.

“我找我自己愿，网际服务会帮助我们外面的小一点点，如果为没有其他的理由超过除去我们烦恼的安全问题的一个分数有关以逐日的方式”。

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The value of recycling building materials, or anything else for that matter, is that the cost is likely to be a fraction of the same thing in the "new" category.

回收的建筑材料，或任何其他对这一问题的价值，在于成本可能是同一事物的“新”类别的一小部分。

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While the solubilization capacity of ABS can be improved by mixing with AEO_ ( 3) up to a mass fraction of 30%.

ABS与AEO3混合，当AEO3质量分数为10%～30%时，增溶能力有所提高。

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The traders then buy or short the targeted stock ahead of the investor, offering it to them a fraction of a second later for a tiny profit.

而后，他们先于投资者买入（或卖空）该股票再马上转手给该投资者以获取微小的差价收益。

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Alternative energies are not dense at all and require gobs of space to generate a fraction of the energy generated by a small nuclear facility.

替代性能源则完全谈不上浓缩，并且需要极大的空间才能产出一座小型核电厂所产电能的一小部分。

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Start-ups founded by married couples or other familial bonds amount to a tiny fraction of the companies that successfully raise venture funding each year.

每年，在获得风投公司注资的新建公司中，这些由已婚夫妇或家族成员共同新建的公司几乎是凤毛麟角。

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Catastrophes such as fire, flood, drought or epidemic may reduce population sizes to a small fraction of their average level.

大灾难例如：火灾，洪水，干旱或流行病可能减少种群数量到他们平均水平的一小部分。

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Spraying chemical aerosols like sulfur dioxide into the atmosphere to bounce a fraction of sunlight back into space

喷洒化学气雾剂（如二氧化硫）到大气中，将一部分太阳光线反射回太空。

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OK, everybody, watch the screen, and you'll see how to draw a fraction.

发挥你的想象力，想一想，现实生活中哪些东西可以用分数来表示。

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In the case of continuous production, a batch may correspond to a defined fraction of the production.

在连续生产中，一批可能对应于与生产的某一特定部分。

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We've only been able to secure a fraction of the place.

我们只能保护这个地方的一小片区域。

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A New Method for Expanding a Rational Fraction to a Partial Fraction

有理分式展开为部分分式的逐项分离算法

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The additional annual effective doses to a fraction of inhabitants are in excess of the public limits of 1 mSv, and those to the part of miners exceed the annual dose limit, 20 mSv, of occupational exposure.

部分碳化砖房居民的年附加有效剂量超过公众限值标准（1mSv），部分矿工的年附加有效剂量超过职业性照射年剂量限值（20mSv）；

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Further, it can reduce the actual development time to a fraction, extend the audience of potential application developers, and cut the amount of testing required due to effective reuse of readily available building blocks.

此外，由于有效利用了现成的构建块，它可以完全减少实际开发时间，扩展潜在的应用程序开发人员，削减所需的测试量。

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Xia Shujuan light in the clouds, the wind around lively, unpredictable, as they are added to a fraction of the graceful charm;

峡中云雾轻巧舒卷，飘零旋绕，幻化莫测，为它们平添了几分绰约的风韵；

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RATIONAL programming content: is a rational number can be reduced to a fraction of the number, say2/ 3,533/ 920,-12/ 49 are rational numbers.

有理数运算程序设计内容：有理数是一个可以化为一个分数的数，例如2/3533/920，-12/49都是有理数。

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We expect that more than one linear Cu atomic chain would be pulled spontaneously into wider nanotubes by forces amounting to a fraction of a nano-Newton.

我们希望用很小的力将更多的线性Cu原子链自然地拉入较宽的纳米管。

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The loss of hours in all Departments has been reduced to a fraction. To minimize this cost, authority should be decentralized wherever feasible.

所有各部门时间的损失都已减少到最低的限度。为了减少这方面的损失，可把职权作适当的分散。

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