英语人>网络例句>孔径 相关的搜索结果
网络例句

孔径

与 孔径 相关的网络例句 [注:此内容来源于网络,仅供参考]

Eight ERS1/2-SAR images recorded in the last ten years are used for determining the land-surface deformation in the Jungli Industry Park area by differential interferometric method.

本研究选用八幅ERS1/2人造卫星所撷取的合成孔径雷达影像,以差分干涉法进行测量,成功获得中坜工业区过去十年内地表变形情形。

The effects of pore size on the specific activity and on the amount of immobilized laccase were studied.

比较了孔径大小对酶固定化量及比活力的影响。

Transesterification of rapeseed oil to biodiesel with methanol using calcium methoxide as a solid base catalyst was investigated.

研究了甲醇钙固体碱催化剂催化菜籽油和甲醇酯交换反应制备生物柴油的反应性能,分析了甲醇钙的比表面积、总孔体积、平均孔径和热稳定性,并研究了反应温度、催化剂用量和醇油摩尔比对生物柴油产率的影响。

Nitrogen adsorption experiments at 77.4 K of the coal samples with different particle sizes were done using an ASAP2020 surface area and pore structure analyzer made in American Micromeritics company.

在美国Micromeritics公司生产的ASAP2020型比表面积与孔径分析仪上,进行了不同颗粒粒度大同煤的低温氮吸附试验。

In this work, nitrogen adsorption at 77K on activated meso-carbon microbeads has been first measured by a Micromeritics ASAP 2010 accelerated surface area and porometry apparatus.

本文利用用ASAP 2010比表面吸附仪测定了77K氮气在介孔活性碳微球样品中的吸附,得到了氮气在样品内吸附等温线、样品的比表面和平均孔径

In this paper,a series of parameters as aperture、surface-area ratio to particle mass、hole-volume of pyrite (FeS2) particle,and the release characteristic of sulfur before reaction and under different temperature of drop-tube furnace were measured using ASAP2000 instrument from Micromeritics Co. USA with isothermal-absorption method. The configuration of FeS2 and its reaction products were summarized from the experiments.

采用美国Micromeritics公司的ASAP2000型比表面孔容测定仪,用等温吸附法,对硫铁矿(FeS2)在反应前及一维沉降管炉不同炉温条件下的孔径、比表面积和孔容积等参数的变化特性及硫的释出规律进行了测定,得到了对FeS2及其反应产物形态的一定认识。

The results show that the modified materials remain a desirable microporous structure with a

结果表明:修饰后的二氧化硅膜仍保持微孔结构,且孔径集中分布在0.5~0.7nm之间。

Based on the noise theory and experi mentation ,the author founded the onli ne method to test current noise , validated the relation bet ween te mperature ,aperture and pressure with current noise .This paper firstly analyzed gener— ati ng mechanis mof discharge niose ,studied the measure and factor of discharge niose ,i ndicated an effective method for degradi ng the discharge noise ,which pro moted the performance of laser gyro fro m0.01°/h to 0.001°/h.

文中以氦氖气体激光器的噪声特性理论为指导,以试验研究为基础,建立了在线噪声电流测试方法,通过试验验证了温度、腔体毛细孔径、谐振腔充气气压等参数与放电噪声的关系,首次提出了放电噪声产生的机理,分析了电流噪声的检测方法及影响因素,给出了减小和抑制放电噪声的有效方法,使得激光陀螺的性能由0.01°/h 提高到0.001°/h。

In the paper, the multidentate carboxylic acid ligands were used to combine with Cd, resulting in the three dimensional MOCPs single crystals—C12H16CdN2O8, with a low temperature hydrothermal synthesis method. The sample was characterized with IR spectra to affirm the organic groups in the frameworks, single-crystal X-ray diffraction to determine the crystal structure and composition of the frameworks, N2 adsorption isotherms at low temperature to measure the specific surface area and pore size distribution, and with TGA/DGA analysis to scale the thermal stability. Furthermore, the dissolution property and the photocatalytic activity of MOCPs under the ultraviolet ray condition were explored.

本文用低温水热合成法,用多齿羧酸配体异烟酸和Cd配位合成出[Cd(C6H4O2N)2(H2O)4]∞三维晶体并进行了表征:采用红外光谱法确认骨架中的有机官能团;用单晶X射线衍射分析法测定MOCPs的晶体结构,并确定其骨架的组成;通过低温氮气吸附等温线测定了其比表面积和孔径分布;以热重分析和差热分析测定材料骨架的热稳定性;测定了晶体的溶解性能;最后以亚甲基蓝为目标降解物,对[Cd(C6H4O2N)2(H2O)4]∞的光催化活性及亚甲基蓝的氧化动力学进行了探索(来源:A2444BC论文网www.abclunwen.com)。

Radio astronomers are now able to synthesize the response of a partially filled aperture of large diameter and thus to map variations in nebular brightness.

射电天文学家现在已经能够把部分充满的大直径孔径进行综合,从而描绘出星云亮度变化图。

第47/69页 首页 < ... 43 44 45 46 47 48 49 50 51 ... > 尾页
推荐网络例句

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。