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A study is made on the effects of different heat treatment processes on the structure, mechanical properties and wear resistance of the rich chromium cast iron.
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摘要本文研究了不同热处理工艺对高铬铸铁组织、力学性能和耐磨性的影响。 |
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A study last year found that the toads now cover five times more ground annually than they did in the 1930s—in part because they have evolved longer legs .
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一项研究发现,去年癞蛤蟆现在复盖地面5倍以上,每年比他们在1930-部分是因为他们已演变更长小腿. |
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A study of 240,000 Norwegian teenagers has found that first-born children are, on average, more than two I.Q. points more intelligent than the next kid in line.
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一个针对24万名挪威年青人的研究发现：第一个出生的孩子平均要比弟弟或妹妹的I.Q.要高2个点。 |
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A study of anti-seismic structure in the subway is necessary.
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因此，必须对地铁的抗震研究予以足够的重视。 |
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A study of basic investment instruments, markets for those instruments, management of those instruments in a portfolio. Topics include portfolio theory, capital markets, equities, fixed-income securities, derivative assets, portfolio management.
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探讨基本投资工具、这些工具应用的市场及以这些工具做为投资组合的管理。探讨主题包括投资组合理论、资本市场、股票、固定收益证券、衍生性资产及有价证券管理等。 |
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A study of characteristics of Bi and Au content in different media within gold deposits of Chifeng district has revealed that Bi is the most important indicator element in the geochemical prospecting for gold deposits of this district.
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摘要研究赤峰地区金矿中不同介质的铋、金含量特徵、显示出铋是该区金矿化探中最重要的指示元素。 |
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A study of its property and determinant theorem is made.
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本文就就其性质和判定作了一些探讨。 |
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A study of judicial self-control has not begun in China, and it is hoped that the interest in this field can be excited by the paper.
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司法自制研究是全面评介司法审查制度的必要组成部分，我们应加强对此课题的正视与重视。 |
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A study of many such children at the Johns Hopkins Children's Center found no intellectual deficits.
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有项研究，是以约翰霍普金斯儿童医院里许多动过这种手术的孩童为对象，也发现他们智力并无损伤。 |
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A study of optimal center of gravity from the view of geometry theory is presented, which makes the geometrical image of optimal directional specific.
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文中从一个新的角度，即几何学原理上探讨了最优的重心游移算法的原理，使最优方向的几何图像更加明确。 |
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A study of red granite reveals that the color-forming mineral in red granite is hematite.
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摘要通过对红色花岗岩的研究，发现红色花岗岩的成色矿物为赤铁矿。 |
