查询词典 origination

To investigate the mechanism of the origination of combustion noise, a three dimensional wave equation is derived by using the control equation set of KIVA for deduction.

由于这些振荡受到很多因素影响，其复杂性导致了对燃烧过程中的噪声至今仍未有一个实时计算的手段。

Many dolomitization models have been invoked to interpret the origination of virious diagenetic dolomites. However, the genesis of earlyformed dolomites has long been an enigma in sedimentology, often referred to as the "Dolomite Problem".

白云岩的成因是沉积学界倍受关注的研究主题；众多的白云岩化模式可以用来解释各种成岩白云岩的成因；然而原生白云岩的成因一直是困扰沉积学界的难题，被称为"白云岩问题"。

The origin of dolomites is a research topic attracting great attention in sedimentology. Many dolomitization models have been invoked to interpret the origination of virious diagenetic dolomites. However, the genesis of earlyformed dolomites has long been an enigma in sedimentology, often referred to as the "Dolomite Problem".

白云岩的成因是沉积学界倍受关注的研究主题；众多的白云岩化模式可以用来解释各种成岩白云岩的成因；然而原生白云岩的成因一直是困扰沉积学界的难题，被称为"白云岩问题"。

The origination and research development of ecotourism［J］.

生态旅游的兴起和研究进展［J］。

Three An Paihu the exposure suit (blast type chemical defense clothes), guards against the infectious disease mouthpiece, stands washing the ventilation waterproofing protective suit as well as the ventilation waterproofing labor insurance clothing, XHZLC-40, 60 fire filtration type helps oneself the respirator,Three peaceful 2, 5, 9 dustproof guards against the smoke to guard against the infectious disease mouthpiece after the National Department concerned appraisal is the domestic origination, has achieved the domestic advanced level.

三安牌核防护服，防传染病口罩，耐洗透气防水防护衣以及透气防水劳保服，XHZLC-40型、60型消防过滤式自救呼吸器，三安2、5、9型防尘防烟防传染病口罩经国家有关部门鉴定为国内首创，达到了国内先进水平。

The origination of the model will beof great importance to the application of foam generated by CAFS in forest firesuppression both in fire direct attack and acting as a firebreak.

这个模型描述了泡沫这种特殊流体的流变学性质，在国内外有关的研究中未见报道。

Like the saying goes,"arts originate from life", are there any origination relation between Gally, Susanna, Carlisle, Francesca, Kincaid, etc.

有一句有名的论断是"艺术源于生活"，佳莉、苏珊娜、卡莱尔、弗朗西丝卡、金凯等角色是否源于生活在你周围的人们？

Whereas, reletively deep at the northern slope, and fine in sediments, developed delta deposits and hummocky cross-bedding sandstones of temposite origination in Sangonghe section.

但是在博格达山北坡水体较深，沉积较细，三工河等剖面发育了三角洲沉积和风暴成因的丘状砂岩层。

The paper discusses the mathematical symbol s origination, both their growth and features, and how these symbols play their roles in the development of mathematics as well.

论述了数学符号的产生、发展及数学符号的特点和数学符号在数学发展上的作用。

According to a great deal of China's prehistoric human archaeological materials, this section is based on the origination of primitive sports culture by using a series of archaeological theories and methods and analysing circumstantial ethnographic materials. From the various practical activities of prehistoric human beings, the research covers sports apparatus, sports activities of primitive sports pattern, educational organizations, medico-athletics, and recreational activities from the aspects of prehistoric labour tools, prehitoric gathering, prehistoric medicine and sacrificial mesic and dancing.

本部分主要在原始体育文化产生的基础上，根据大量的中国史前考古资料，利用考古学的一系列理论和方法，通过民族学和人类学资料的类比分析，从史前人类的各类实践活动出发，由史前劳动工具、史前聚落、史前医学及史前乐舞祭仪等四个方面，对原始体育形态中的体育器械、体育活动和体育教育机构设施、医疗保健体育以及体育娱乐活动等进行了研究。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。