more ideas of some basic theoretical issues in the subject 'a general theory of economic geography'

the general design proposal for geography information system in liaohe oilfield

辽河油田地面建设地理信息系统总体设计方案

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by means of philosophy of science, this paper discusses the general prospect of geography's approaching to maturity through the survey of the scientific theme of geography and its development and change after the establishment of the beginning of its problems.

本文运用科学哲学的方法，通过对地理学的科学主题及其问题起点被确立之后的发展变化的考察，主要讨论了作为一门科学的地理学走向成熟的一般图景。

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the stepper mechanism locking enables testing sealing set to unloosen, and to withstand higher two-way differential pressure;

步进机构锁紧，使坐封后不松动、不退位，能够承受较高的双向压差；

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the attempt is being organised by richard noble, a veteran british record-breaker, and is sponsored by a number of companies.

这次尝试正在由经验丰富的英国破纪录者理查德•诺贝尔组织，很多公司提供了赞助。

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the book is bound to be a record-breaker.

此书无疑将打破记录。

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bromine number, sulfur content, nitrogen content and aromatic loss of the refined oil are less than 0.12 gbr/ 100g, 0.5 μ g/ g, 1 μ g/ g, and 1 percent point respectively. it is consistent with the lab evaluation result.

精制油的溴价小于0.12gBr/100g，硫质量分数小于0.5μg/g，氮质量分数小于1μg/g，芳烃损失小于1个百分点，与实验室评价结果基本吻合。

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the application of reformate hydrorefining in maoming petrochemical company showed that using mh 508 catalyst, a product met the specification of 6# solvent naphtha was obtained, its bromine number was in the range of 0~ 0.05 gbr/ 100 g.

重整生成油加氢脱烯烃在茂名石化公司的应用表明，采用MH508催化剂可得到溴值在0～0.05gBr/100g的产品，符合6号溶剂油规格。

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the laboratory study showed that applying proper dienophile with controlled dosage could drop the bromine number, prolong the induction period, and the octane number and other performance of the gasoline stock were unaffected.

实验室的研究结果表明，使用适当的亲双烯体以严格控制的加入量处理过的油品溴指数明显下降，诱导期明显增长，而辛烷值等其它性能基本不受影响。

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through comparing with important evaluations, such as bromine number and kinetic viscosity, the catalyst is appraised.

通过合成油的运动粘度和溴价等重要评价指标对催化剂进行了评价。

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determination for the bromine number of benzole products

GB/T1815-1997苯类产品溴价的测定

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testing method for bromine number of petroleum product ( colorindicator method)

石油产品溴值测定法（指示液滴定法）

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you want to be able to select items on a web page for copying to the atom feed, so you need to augment the context menu ( accessed whenever you right-click a web page).

您希望能够在Web页面上选择进行复制的项目，因此您需要扩展上下文菜单（右键单击Web页面可访问上下文菜单）。

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financial markets may still react in an orderly way to such an outcome, if the risks of a hard landing or an inflationary spiral do not materialize.

如果硬着陆或螺旋通胀的风险没有实现的话，金融市场也许还是会有序的应对可能的结果。

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study on operational mode of multi-function balance traction transformer

多功能平衡牵引变压器运行方式研究

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a numerical algorithm about the second cable common mode disturbance of electric traction substation

电力牵引变电所二次电缆共模干扰的数值算法

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study of mode of traction in shoulder-circuit locomotive routing

肩回交路下机车牵引方式的研究

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static high-pressure method is the main technique to synthesize diamond in industry.

静压法是当前工业合成金刚石的主要的合成手段。

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according to the reality that it has no bore for in and can not dismantle, by making reference the relative standard and rule, this article puts forward the way and technics of repairing to leakage at high-pressure heater main body in power plant.

结合高压加热器无人孔不能拆卸的实际情况，参考相关的规程、标准，提出了电站高压加热器筒体损伤泄漏部位的修复方法和工艺。

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cause analysis of unsmooth blockage occurred on high-pressure main steam valve of steam turbine and preventive measures thereof

汽轮机主汽阀卡涩原因分析及防范措施

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analysis and remedy of valve stem leakage for high-pressure main steam valve of 300 mw unit

300MW汽轮机组高压主汽阀杆漏汽分析及处理

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