Hexagon bolts with flange with metric fine pitch thread - small series iso 15072 : 1999 , modified ; german version en 14219 : 2003 米制细牙螺纹六角法兰面螺栓.小系列
Mechanical and performance requirements for prevailing - torque type steel metric hex nuts and hex flange nuts 有效力矩型米制钢六角螺母和六角法兰螺母的机械和性能要求
Mechanical and performance requirements for prevailing - torque type steel metric hex nuts and hex flange nuts ; errata 有效力矩型米制钢六角螺母和六角法兰螺母机械和性能要求.勘误表
Colourless optical glass test methods - least deviation angular test method for refractive index in the ultraviolet and infrared wave band 无色光学玻璃测试方法紫外红外折射率测试方法最小偏向角法
Test methods for lead - free solders - part 4 : methods for solderbility test by a wetting balance method and a contact angle method 无铅焊剂的试验方法.第4部分:用湿平衡法和接触角法测定钎焊性的试验方法
Miya ' s major product line include self drlling screw serial and mean - while we also have sub production line for drywall screw , chipboard screw and tapping etc 我公司主导产品为钻尾螺丝系列（六角华司头、盘头、钮扣头、喇叭头、六角法兰头、小仔头等） ，同时也生产干壁钉、纤维板钉和自攻钉等自攻类螺丝。
2 . the updating algorithm of strapdown matrix is one of the crucial techniques of sins . there are several kinds of attitude updating algorithms of sins , such as direction cosine algorithm and quaternion algorithm 捷联矩阵更新算法是捷联系统的关键技术之一，捷联惯导系统姿态算法有欧拉角法、方向余弦法、四元数法和圆锥补偿算法等几种方法。
The design of terrain following system is another important part of the dissertation . the terrain following system is designed by adaptive angle method . but there are some problems in the system so the improved adaptive angle method is given 地形跟随系统的设计也是本文的一个重要内容，在这一章中，本文采用适应角法设计地形跟随系统，并提出了适应角法的改进方法。
The dissertation puts forward the base circle ' s pressure angle method to calculate the instantaneous meshing efficiency of scm , analyzes the factors affecting instantaneous meshing efficiency and further improves the design theory of scm 在对空间凸轮机构进行受力分析的基础上，提出了计算空间凸轮机构瞬时啮合效率的基圆压力角法，分析了影响瞬时啮合效率的因素，进一步完善了空间凸轮机构的设计理论。
