查询词典 difference

A one-sided difference approximation is used for convection terms and a second-order central difference approximation for diffusion term.

二阶一边差分逼近用于对流项的离散，二阶中心差分逼近用于扩散项的离散。

In view of the cooling water temperature difference in central air conditioning systems typically setting at 5℃,from the visual angle of economic and technology,establishes mathematical models to analyse the effect of the cooling water temperature and temperature difference on primary and operating costs of the cooling water systems.

针对目前集中空调系统冷却水温差大多采用5℃的情况，从经济技术的角度出发，以集中空调冷却水系统为研究对象，建立了冷却水温度与温差对冷却水系统各部分成本的影响的数学模型。

During the process of numerical approximations, the difference formula of time transient terms, and the central/upwind difference expressions for acquiring boundary value are chosen.

在方程离散过程中，给出了时间瞬态项的差分格式以及求解边值的中心和上风差分格式。

In this paper,the design methods of time difference receiver of passive detection and tracking radar system,based on passive position finding of three station time difference,are presented in detail,and channelization receiver technique and mixer threshold detection method are adopted.

较详细介绍了一种基于三站时差定位体制的无源探测与跟踪雷达系统时差接收机的设计，该方案采用了信道化接收技术和混合门限信号检测方

This text has relatively passed and pushed away France and characteristic root law and solved the difference of difference equations through these questions.

本文通过这些问题比较了递推法和特征根法解差分方程的差异。

Chapter Four describes in detail the difference with regard to the sorts of chattelsecurity,measures of perfection and the effects of perfection as well as the reasonsresulting in the difference,describing the writer's opinions on the attitude thatChinese legislation should take toward the above problems,especially the problemof chattel mortgage and legal secured interest.

第四章详细阐述了各国在动产担保的种类取舍、公示方法和效力问题上存在的差异，以及产生这种差异的原因，并就我国立法对于上述问题应取的立场，特别是关于动产抵押和法定担保物权应取的态度，阐述了作者的看法。

Features and innovations in this study:(1) Longest successive time scale of Precambrian samples is studied;(2) The environmental and biological significances of the difference between . the carbon isotopic compositions of kerogen and coexisted carbonate were discoved;(3) The difference of biogeochemical processes between Proterozoic closed and open sea system was considered in the disccussion;(5) It is first time to carry out the chemolysis and thermolysis of kerogen in Precambrian organic matter research.(6) It is first time to apply molecular organic geochemical data to the reconstruction of Proterozoic Rodinia Supercontinent.

此项研究具有以下特色和创新之处：(1)研究对象连续时间跨度最长；(2)研究内容涉及面较全面；(3)较早详细探讨了前寒武纪沉积有机质的分子特征与古环境和生物群落的演化关系；(4)独立推导和论证了δ〓C〓和δ〓C〓的差值的生物和环境的重要意义；(5)在前寒武纪有机质研究中区分了局部封闭环境下的生物地球化学循环过程与广域海环境下的生物地球化学过程的差异；(6)开展了前寒武纪干酪根化学和热降解研究；(7)开创性地将分子有机地球化学的数据应用于元古宙Rodinia超大陆的重建中。

As research and extensive, gradually discovers that the seeastigmatism formula also have problems, that is, it has a data expression cannot and Visual feeling of one's eyes, so the match chromatology experts have implemented written by CMC (1 c) CIE94 seeastigmatism seeastigmatism formulas, the formulas as well as the latest CIEDE2000 seeastigmatism formula, where written by CMC (1 c) chromatic aberration formula in the textile industry is listed as a range of international and national standards. X-Rite ′?ˉs 528 integrates CIE LAB color difference equation, written by CMC (1 c) and the color difference formula, the formula CIE94 seeastigmatism seeastigmatism measurement shall be free to choose from.

随着查究的浮浅，忽然发掘该色差公式也有题目，即它的数据外达不克不及够和人眼的触觉感施相成婚，因此色彩教查究大师接踵推出了CMC(1∶c)色差公式、CIE94色差公式以及最新的CIEDE2000色差公式，其洋CMC(1∶c)色差公式在纺织行业被列为不国外和国度尺度。X-Rite 528集不败了CIE 1976 LAB色差公式、CMC(1∶c)色差公式和CIE94色差公式，在色差丈度时可以自由拔取。

RESULTS: Symptoms of all the patients undergoing bone marrow stem cell transplantation were alleviate to a certain extent. Edema and feeling of ponderosity were moderated evidently. Cicatricle was softened. The difference of affected and unaffected sides its upper limb dropsy patients was (9.2±1.4) cm before treatment, and (3.5±0.9) cm after 3 months of treatment. The difference of affected and unaffected sides in lower limb dropsy patients was (8.2±1.3) cm before treatment, and (3.7±0.6) cm after 3 months of treatment.

结果：所有接受自体骨髓干细胞移植的患者，症状均有不同程度的改善，肢体肿胀明显消退，肢体沉重感减轻，瘢痕软化，上肢水肿患者术前健侧与患侧差值为(9.2±1.4)cm，治疗后3个月为(3.5±0.9)cm，下肢水肿患者术前健侧与患侧差值为(8.2±1.3)cm，治疗后3个月为(3.7±0.6)cm。

Results The date showed no signoficant difference before the age of 50,the measurements of cisterna longitudinal fissure cerebrum and cisterna lateralis fossae cerebri were increased obviously after the age of 50,and the other 3 subarachnoid cisterns had no significant difference with aging.

结果 50岁以前测量值的差异无显著性，50岁以后大脑纵裂池和大脑外侧窝池的CT测量值明显增大，而其他3种脑池的测量值在各岁年龄组之间无显著性差异。

In contrast to the ubiquitous rising-sun-with-rays military flag of the Japanese, Chinese banners and ensigns feature a range of designs.

与遍地都是的太阳军旗不同，中国人的旗帜和徽章设计得各式各样。

From their small corner of Feng's Guangzhou headquarters -- a jumble of pink leashes, squeezable rubber steaks, and plastic doggy Santas for Fido's stocking -- Soleil's designers come up with at least five new products a month.

从Feng 设在广州总部的产品展示柜台上可以看到，Soleil的设计师每月至少设计出5件新产品。