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Abstract: By applying theories of environmental economics,a case study ofthe Amomum villosom cultivation in Manme Village was conducted to analyze sustainability of the Amomum villosom ecosystem in tropical forest in the aspect of economy,environment and
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文摘:以曼么村为例，从环境经济学的观点出发，对热带森林-砂仁生态系统的可持续性从经济及环境、生态等方面进行了分析。 |
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Abstract: By both the external combination of deck coefficient and designed water-line coefficientand the in-ternal combination of deck transformation and cross-section area curve transformationa new ship line is generated on the condition that cross-se
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文摘:本文通过甲板面面积系数和设计水线面面积系数的外层叠代、甲板面变换和横剖面面积曲线变换的自身内层叠代,在保持横剖面面积曲线不变的条件下,获得满足设计水线面系数变化要求的新船型,而不必寻找横剖面线的变换函数来实现设计水线面的变换,本方法是对传统的母型船变换的一个有益补充。 |
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Abstract: By comparing and study on the commercial modernization of both home and abroad, the article discusses how to promote it to an upper step through IT innovation and its qualitative change.
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通过对中外商业现代化的比较研究，探讨如何以创新模式开展“信息化”，以“信息化”的质变建设带来商业现代化的飞跃。 |
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Abstract: By comparing the balance of payments and foreign investment structures, the paper analyzed the differences in both in-bound and out-bound foreign investment between China and United States.
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本文通过比较中美国际收支与投资结构，分析中美在利用外资和对外投资方面的差异。 |
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Abstract: By compressing a monolayer film,the coexistence of liquid condensed (LC) and liquid expanded (LE) phases can be reached.The transition from LE to LC is usually regarded as a first-order one,so the theory of crystallization can be applied.In this
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文摘:当处于气液界面的类脂类化合物的单分子膜被压缩时,随着分子间距的缩小,单分子膜将经历一系列相变过程.通过荧光显微术可以观测到新相的成核和生长过程.由于单分子膜的二维特性,该系统中的实验观测对于检验和发展二维界面生长理论尤为重要.本文总结了近年来本课题组与相关单位合作,在单分子膜系统中发现的实验现象以及对其生长机制的系列研究.内容包括对单分子膜系统中的成核、界面稳定性、枝晶生长、形态演变等的观测和分析. |
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Abstract: By cooperating the two-model method with parallelogram frame in this paper, the curve of two crossed cylinders with their axises in a state of vertical can be easily and accurately realized, and the mechanism withdrawn from the method can be app
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文摘:采用双靠模法与平行四边形机构的组合，可简易、准确地实现轴线垂直的两圆柱体相贯线轨迹的复现，其原理可直接用于压力容器上圆孔的气割。 |
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Abstract: By drilling holes on the surface, adding damping and isolating vibration to the roller, the vibration and noise radiation are not onl y reduced, but vibration energy of transmission to the surrounding objects is al s o restrained.
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文摘:通过对辊筒进行表面处理、附加阻尼装置和采用隔振措施,不但减少了辊筒的振动和噪声而且抑制了辊筒振动能量向支架、地基传递,避免二次结构声。 |
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Abstract: By employing the concept of photon flux,the evolution of the phase and photon flux in the eigenmode state in three-wave mixing,and the requirements for the initial phase and photon flux in this state,are studied in the paper.A special state in w
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文摘:利用光子流概念研究了三波混频中本征模状态的相位和光子流的变化，以及该状态对光波的初始相位和初始光子流的要求，研究了三波混频中只有光子流的交换却没有相位变化的特殊状态，提出了本征模状态推拉式非线性光环镜的全光开关，并数值计算了这种全光开关的性能，数值结果表明，该光开关的性能稳定性好，并且易于实现和控制输出信号光的光强及相位. |
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Abstract: By establishing accurate mathematical model of underground gas storage, storage characteristics and permeating process can be described on quantity and therefore theoretical base of the underground gas storage optimum operation can be provided.
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文摘:通过建立枯竭气藏型地下储气库的数学模型，数值模拟出储气库储气的历史过程，予测储库的储存容量，研究储库注采动态特征。 |
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Abstract: By experimental studies, compressibility rules of liquid under high pressure obtained. The result is shown in figures and tables.
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文摘:通过实验研究，得到了高压下液体的压缩性规律，以图和表的形式给出了结果。 |
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Abstract: By following the tracks of the national gymnastic team of China, investigation and interviews, the authors carried out the study on the t raining session features of the Chinese national gymnastic team before the 27 th Olympic Games in Sydney.
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文摘:采用跟踪观察、调查访问等研究方法，对中国国家体操队备战第27届悉尼奥运会前4个多月的训练课特征，进行跟踪研究。 |
