无变化的

The experimental results show that the algorithm based on directed acyclic graph by the spacial relation among changing data can improve computing performance of an extraction of graphical data.

结果表明，基于有向无环图表示的数据抽取算法利用变化数据的空间关系能够提高计算性能，且算法的计算时间与变化数呈线性关系。

Objective To compare the clinical effects of transpleural and extrapleural ligation of patent ductus arteriosus in left oblique subaxillary incision.

目的：通过经胸超声无创性检测冷加压实验和硝酸甘油实验冠状动脉内径的变化来评估绝经前后妇女冠脉内皮功能的变化。

During the period of 1978-1986, the total area of Kandelia is almost no change due to the disturbance of channel landforms caused by human activities, on which is not suitable for mangrove survival and expansion.

水笔仔分布面积在1978-1986年问并无多大的变化，主要因人为干扰造成地形变化所导致的结果。

There is a significant difference in daily change of soil moisture content at depth of 5 cm between the areas with and without microbiotic crusts.

结皮覆盖区与无结皮覆盖区土壤水分的日变化特征明显不同于距地表5cm处，而其他各土层的变化趋势则较为一致。

Assuming that investors pursue the maximal appetite. We emphasize, the carriers of value are relative changes in wealth, neigher changes nor absolute levels or final outcomes. And there are two securities traded one of which is riskless and the other is risky.

假设投资者追求欲望最大化，投资者从最终财富的相对变化中获得欲望，而不是依赖于其变化，或者仅仅依赖于最终财富本身，而且假设市场上只有两种证券：一种是无风险债券；一种是有风险之下的股票。

Methods 1 Using granulocyte/macrophage colony-stimulating factor 800〓/ml, interleukin 4 (IL-4) 500〓/ml, and tumor necrosis factorα 250〓/ml, the DC were generated in AIM-Ⅴ with or without nonadherent cells relatively.

对有无悬浮细胞的条件下，用含有rhGM-CSF 800〓/ml、IL-4 500〓/和TNF-α 250〓/ml的无血清培养基，诱导培养DC细胞，并在光镜下每天记录形态学变化； 2。

We therefore compared task-dependent changes in effective connectivity of dACC in individuals with good and with poor ability to cognitively process emotions using a psychophysiological interaction analysis.

尽管在对脸部表情性别判断中，个体特征随着背侧前部扣带回皮层的变化而变化，但在对情绪的判断中，它们之间并无联系。

In the context of a traffic flow system based on an O-D network, the variation of nonlinear dynamical behaviors and complexity of motion under the variation of uncongested traffic cost and capacity of the roads are discussed through bifurcation diagram and phase plot.

以交通流O-D网络系统为背景，通过分岔图和相图讨论了在无交通阻塞下的交通费用和交通容量变化下系统非线性动力学行为的变化和运动复杂性。

Methods specimens of Ni-Cr alloy with and without non-cyanogen gold-plating treatment were exposed into artificial saliva, respectively.

目的：定量检测镍铬合金经过无氰镀金后离子析出量的变化，为无氰镀金技术在口腔临床上的应用提供理论依据。

Part 3:The effect factor analysis reasarch on Swine breederBy using of structural equation modeling and combining with theory of plained behavior to analysis breeders\' quality behavior,and find out that only if increase swine breeders\' quality decision behavior through moral liability、income expection,and characteristics、relative behavior ect can get to the end,and it\'s very necessary to increase swine breeders\' quality cognive control capacity simultaneity.

研究发现，垂直协作的紧密程度对养猪户质量控制行为的确存在显著影响。除此外，其他诸多影响因素中，还包括农户养殖经验、有无生猪治疗和防疫记录、是否干部、参与合作组织与否、养殖培训和质量安全政策法规认知程度等均随着农户养殖规模的变化而发生变化，且影响较为明显。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。