提出了用主题概括强度衡量XML标签权重的方法,实验结果显示,该方法能有效提高XML检索的质量。
A tag weight model based on topic generalization is advanced, by which the tag weight is calculated automatically. Experiment results show that this model performs well in XML retrieval.
稀有气体的一阶电离势提供了一个评价的标准,能衡量外层电子被有效核电荷束缚的强度。
The first ionization potentials of the noble gases provide a measure of how firmly the outer electrons are held by the effective nuclear charge.
人与动物不同,难以衡量的是在于人类情感的深度和强度。
What an immeasurable difference there is in the depth and vehemence of his emotions!
水泥比表面积是衡量水泥强度的一个重要指标。
The specific surface area is an important index in measuring the strength of cement.
挺度:挺度是衡量纸和纸板耐弯曲的强度性能。
Stiffness: It is a measure of the bending strength of paper and board.
传统法律解释方法是以类型或分类思维为基本特点的,而衡量是以程度或强度为基本思考方向的。
The latter is characterized by pattern or categorization while the former features in degree or strength with regard to ways of thinking.
织物紫外线透过率测试仪是衡量织物抗紫外线能力的仪器,氘灯作为优选的紫外光源,其辐射强度的稳定密切关系到测量的精度和一致性。
The deuterium lamp is often used as ultraviolet ray lamp in UV measuring instrument, the measuring accuracy of the instrument has close correlation with the stability of radiation energy.
断层平均滑动速率是描述和衡量断层活动强度的一个重要指标。
The fault slip rate is an important parameter of describing and measuring the intensity of fault activity.
投入强度是衡量企业研发活动的重要指标。
The R&D budget and R&D intensity is the important index that measures the R&D activities.
感知强度幻想也衡量电网在阈上的对比度级别。
Perceived strength of illusion was also measured in grids at suprathreshold contrast levels.
强度是一种用来衡量震感和破坏程度的测量标准。其测量数值根据地点的不同而不同。
Intensity is a measure of the shaking and damage caused by the earthquake, and this value changes from location to location.
单颗粒压缩强度是衡量人造金刚石机械强度的重要参数之一。
The mechanical strength of diamond crystal particle is usualy eveluated by measuring its compressive strength.
不同温室气体的相对强度是通过“全球变暖潜能”值来衡量。
The relative strength of different greenhouse gases is measured by the "Global Warming Potential".
赢利持续性是衡量公司利润质量的重要指标之一,也是衡量市场竞争强度的指标。
Profits persistence is one of the important income quality indicators, which also can measure market competition intensity.
呼吸强度是衡量植物呼吸强弱的重要生理指标之一。
Respiration intensity is one of the important physiological indexes for checking the strong or weak respiration of plants.
热喷涂层与基体的结合强度是衡量涂层质量的重要指标。
The bond strength of thermal sprayed coating is an important part for evaluating the quality of coating.
确定偶联剂、陈化时间和热压温度为实验因素,以静曲强度、弹性模量、胶合强度、表面胶合强度为衡量指标。
We take three factors into consideration including coupling agents, assembly time, and hot pressing time to analysis the influence they play to MOR, MOE, surface bond strength, bond strength.
套管抗挤强度是衡量套管强度性能的一项重要指标。
The casing strength of collapse resistance is an important index of weighing the performance of casing strength.
我们采用了一些记分体系来衡量规则的强度和基于不同规则得到的转换结果的强度。
A certain scoring system is used to evaluate the intensity of rule and the results of conversion.
计算出的分形维数是衡量湍流火焰传播速度以及爆炸强度的有效参数。
It can reflect the flame propagation speed and evaluate the explosion intension.
深井钻井作业量的逐步增加,岩石三轴抗压强度的预测模型将成为衡量地层强度特性的重要参数之一。
With the deeper drilling operation increased gradually, the triaxial compressive strength model will become one of important parameters to measure the formation strength characteristics.
目前市况下,能很好地衡量一个货币强度的指标是其兑澳元的表现如何—后者是今年表现最佳货币。
In the current environment, a good gauge of a currency's strength is how well it performs versus the Aussie dollar, which has been a top performer this year.
结合高频数据和自回归条件持续性(ACD)模型进行的研究表明:在中国市场,自回归条件持续性模型可以成功用来衡量交易到达的强度。
Research based on combination of high frequency data with Auto-regressive Conditional Duration (ACD) Model shows that ACD model can successfully describe the intensity of bargaining arrival.
认为以蛋白质含量作为衡量变应原浸液强度的标准较为合理。
The protein content was regarded as the standard of the potency of allergen extracts.
美国将于1000ET/ 1500揭晓的工厂订单同样将是衡量美国经济环境的重要指标,因其是经济强度的领先指标。
US factory orders at 1000ET/ 1500 BST will also be important to gauge the economic climate in the US, as this can be a lead indicator of economic strength.
碳强度作为衡量二氧化碳排放量与GDP关系的指标,将成为中国减排工作的一个约束性指标。
Carbon intensity, as an indicator for the relationship between carbon dioxide emission and GDP, will become a restrictive indicator used in China's emission reduction campaign.
在双转子航空发动机中,由于转子系统不可避免地存在不平衡量,当两个转子的转速比较接近时,发动机会出现拍振现象,拍振将引起振动强度过大问题。
There is inevitable unbalance in the dual-rotor system of the aero-engine, the beat vibration will occur to engine when two rotors are operating at approximately the same speed.
在双转子航空发动机中,由于转子系统不可避免地存在不平衡量,当两个转子的转速比较接近时,发动机会出现拍振现象,拍振将引起振动强度过大问题。
There is inevitable unbalance in the dual-rotor system of the aero-engine, the beat vibration will occur to engine when two rotors are operating at approximately the same speed.
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