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Ten typical formulas and some kinds of additives used for cyanide-free silver plating were introduced.

综述了十种典型的无氰镀银工艺配方和无氰镀银所采用的添加剂类型。

By analyzing the case linearly-polarized beacon signal and elliptically-polarized radar antenna, the related formulas and curves are given.

通过对线极化目标信号和椭圆极化雷达天线匹配情况的分析和计算，获得了有关的公式和曲线。

According to the series -wound and shunt-wound principle of composite material and equivalent deformation,the calculation formulas for determining the viscoelastic parameters of the effect zones for RCC dam are derived.

根据复合材料力学的串并联理论和变形等效原理，推导了碾压混凝土坝层面影响带粘弹性参数的计算公式，并结合大坝整体粘弹性参数的反演以及相关的试验成果，提出了层面影响带的粘弹性参数的求解方法。

The applicability of calculation formulas of interface shearing force needs experiment to test and verify in the future.

连接体刚度与钢板厚度是影响冷弯U型钢与混凝土组合梁界面剪力的重要因素，界面剪力理论计算公式适用性需要试验进一步验证。

According to the basic principle of self-balanced pile test method and the conversional simplified conversion method, the pile bearing capacity between the equivalent loaded piles and self-balanced piles were compared. The influence of negative skin friction on self-balanced pile test was studied. The conversion formulas of pile bearing capacity and settlement were derived.

根据自平衡测试法的基本原理，在传统简化转换法的基础上，通过等效受压桩和自平衡试桩上下桩段受力情况的对比分析，研究了负摩阻力对自平衡测试原理的影响，推得了桩承载力和位移的转换公式。

By applying the system reliability and ergonomics theory, the reliability mod el of the man-machine-environment system of roadway sub-level caving in steep seam is set up, and the calculation formulas for the usability and pro duction capacity of the system are also provided.

文摘：应用系统可靠性和人-机工程学理论，建立了急倾斜煤层巷道放顶煤人-机-环境系统可靠性模型，给出了系统可用度和生产能力的计算公式。

By applying the system reliability and ergonomics theory, the reliability mod el of the man-machine-environment system of roadway sub-level caving in steep seam is set up, and the calculation formulas for the usability and pro duction capacity o

文摘：应用系统可靠性和人-机工程学理论，建立了急倾斜煤层巷道放顶煤人-机-环境系统可靠性模型，给出了系统可用度和生产能力的计算公式。

The VCL method and the displacement method are used to calculate the Stress Intensity Factors of semi-elliptical surface crack at the root of pipe screws, on the basis of which a simplified calculating model for screws contact is put forward so as to analyse the fracture intensity for oil drill pipe screw coupling. For the semi-elliptical surface crack with different shape and deep ratio at the root of female and male screws and the corner of male flange, the SIF has been studied systemically under inter-pressure, tension, bend and torsion loads and the approximate formulas encluding the structure parameters of oil drill pipe screw coupling, deep ratio and the shape parameters of surface crack are developed.

对工程实际中的多种石油钻杆接头螺纹连接件，就公螺纹齿根、母螺纹齿根、公螺纹台阶转角处存在的不同形状、不同厚度比的半椭圆表面裂纹，在拉伸、内压、弯曲、扭转多种载荷作用下的应力强度因子作了系统研究，在大量有限元计算基础上，建立了包含接头结构参数、裂纹形状、厚度比在内的近似计算公式。

In oder to be in keeping with the real condition of torsional micromirror, the improved formulas for electrostatic force in finite scale parallel plate capacitor are introduced and the edge effects are taken into account.

而实际应用中的扭转微镜是有限尺度的，即在边缘处电力线会发生泄漏和弯曲，从而产生边缘效应。

Two simplified analysis formulas on using open circuit voltage and short circuit current are proposed to calculate PN junction quality factor and reverse saturation current of the photocell.

提出了两个使用开路电压和短路电流计算光电池PN结品质因子和反向饱和电流的简化解析计算公式。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。