级数的和

The catalytic effect of ruthenium on the oxidation decolorizing reaction of chlorophosphonazo-mk by potassium periodate in phosphoric acid medium was investigated.

研究了在磷酸介质中，痕量钌催化高碘酸钾氧化偶氮氯膦mk褪色反应特性，测定了反应级数、反应速率方程和表观活化能，拟定了反应的最佳条件，建立了一个测定痕量钌的催化动力学新方法。

After the dynamic response of radial displacement had been obtained in the S2 simply supported condition, the effects of winding angle and thickness on the radial displacement were discussed. By setting the displacement functions as complex Fourier series at the perturbed state, the perturbed motion equations were deduced to a set of Mathieu equations.

对扰动状态的非轴对称变形，位移函数采用复Fourier级数形式，得到了Mathieu形的扰动方程，由此给出了临界载荷和固有频率。

Complex numbers are explained in some detail, especially in their polar form.

泰勒级数是介绍和讨论了它的属性，通过不同的例子补充。

In recent years, although the life of Hong Kong person gradually incline to is westernized, drinkable coffee, the person of the beverage such as mineral water, distilled water, soda water increases, but the breed of tea and frugal of a lot of more progressional, abundant by the person, and the scientific sex of the medical effect of tea and sanitarian function is known by people increasingly and accept, reason a lot of families still serve as main beverage with tea.

近年来，虽然香港人的生活逐渐趋向西化，饮用咖啡，矿泉水、蒸馏水、汽水等饮料的人增加，但茶叶的品种及级数很多、丰俭由人，且茶叶的药效和保健性能的科学性日益被人们熟悉和接受，故许多家庭仍然以茶作为主要饮料。

The reconstruction algorithm of temperature field based on series expansion is given. The linear equation of weights matrix, image matrix, and projection matrix is established.

提出基于级数展开法的温度场重建，建立权因子矩阵、图像矩阵和投影矩阵之间的线性方程。

Utilizing Sylvester's theorem and Fourier series expansion method, commonly used in the spectral decomposition for matrix, the frequency response functions of parametrically excited system were derived theoretically and the external resonance condition was obtained.

采用矩阵谱分解中常用的Sylvester理论和Fourier级数展开法，推导了单自由度参数振动系统的频响函数，并得到了系统外激励共振条件。

Progression and manifestation of malignant disease are stringently dependent on interactions with the host tissue. Those

的改动就水平的遗传缺陷，级数和表现恶性疾病都严格依赖于互动与宿主组织。

The characterization of the strong summability points is given, and the application of this characterization is discussed.

得到了Fourier-Laplace级数强可和点的一个刻画，并讨论了该刻画在线性求和中的一系列应用。

Authors calculated the energy through windowpane,including conducted and transmitted radiation,using a sol-air tempera...

作者利用玻璃的太阳-空气温度和一个级数来计算通过窗玻璃的传导热和透射热。

Kinetics of thermal degradation of polybutylene terephthalate was investigated using the method of gravimetric analysis.

用热重分析法探讨聚对苯二甲酸丁二醇酯热降解的动力学，揭示了PBT的热稳定性、热解反应级数和热解活化能。

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％。