查询词典 help index

Range of upper bound index on error state variance that is consistent with circular pole index is discussed for state estimation of a class of linear stochastic systems.

对一类连续线性随机系统的估计问题，研究了与圆形极点指标相容的误差状态方差上界指标的取值范围，从而给出直接判定方差上界指标与极点指标相容的一个充分条件。

The controller parameters are optimized by means of genetic algorithm to minimize the index consist- ing of the weighted index of squared error of the system and the weighted penalty term of violation of control input constraint.

控制器参数采用遗传算法进行优化，优化的指标由加权平方误差积分指标和控制力矩违反约束时的加权惩罚项组成。

There out, the static index (steady- state error) and the dynamic index of auto kinetic control system can be fix on.

由此，确定汽车运动控制系统的期望静态指标和动态指标。

Then, the paper analyzes file index management and put up an approach to accessing file index database.

然后对遥感卫星地面处理系统的文件目录数据管理进行分析，最后提出了文件目录数据的访问策略。

Using PHP files in your site, you may want index.php to be the index file for a directory.

举例来说，如果你的站点使用PHP文件，你可能会想使用

Deleting index entry %3 in index %2 of file.

删除文件索引%2 的索引项%3。

There are three categories of maturity indicators of organic matter in current petroleum industry to evaluate the degree of thermal evolution for source rocks, including: 1 optical indicators, i.e., vitrinite reflectance, bitumen reflectance, sporopollen color and thermal alteration index, conodont color alteration index, and reflectance of fossil fragments; 2 chemical indicators, i.e., the maximum temperature in pyrolysis of organic matter, methyl phenanthrene indicator, the atomic ratio of H/C, carbon isotope indicator, and biomarker indicators; 3 indicators of spectroscopy, i.e., the free radical concentration of kerogen, the average structural scale of aromatic nucleus of kerogen, and the laser-Raman spectrum of organic carbon.

摘 要：当前常用的有机质成熟度指标包括3大类：1 光学指标，包括镜质体反射率、沥青反射率、孢粉颜色、热变指数(thermal alteration index， TAI)、牙形石色变指数(color alteration index， CAI)和生物碎屑反射率；2 化学指标，包括有机质最大热解峰温度、甲基菲指数(methyl phenanthrene indicator， MPI)、H/C原子比值、碳同位素指标和生物标志物指标；3 谱学指标，包括干酪根的自由基浓度、干酪根芳核平均结构尺寸和有机碳激光拉曼光谱。

Also, set the 'Index of refr.' to 1.55 which is the refractive index of glass.

同时，设置"INDEX OF REFR"*注：折射指数）到1.55，这是玻璃的折射率。

Crystal light relative to the average refractive index of glass is closer to the refractive index of air,so it is more transparent and pure crystal, more suitable for doing a beautiful arts and crafts.

水晶对光的折射率相对于普通玻璃来说更接近于空气的折射率，因此它更透明更晶莹纯净，更适合用来做美丽的工艺品；另外是成型工艺的不同。

In order to measure accurately the refractive index of optical glass to improve the imaging quality of optical systems,several measuring methods of refractive index for optical glass were analyzed and both foreign and domestic development situations for optical glass measurement were introduced.

为准确测量光学玻璃的折射率，提高光学系统成像质量，介绍了现有光学玻璃折射率测试方法和国内外发展现状，提出了一种利用测量棱镜3个顶角所对应的3个最小偏向角的折射率测量新方法。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48