The angle between the vertical surface of the welding part and the groove is called groove face angl e.
焊件表面的垂直面与坡口之间的夹角叫做坡口面角度Aperture antenna feed must not damage film, should be replaced if damaged.
天线馈源口面薄膜不得破损，如有破损应及时更换。Machining groove of metal plates using planer machine as per the requirement of metal plates for welding.
使用刨床按照焊接用试板的要求加工试板的坡口面。Several acute and chronic pain conditions in the face or mouth are very common, and some are unique to the orofacial region.
几个急性和慢性的脸或嘴疼痛情况非常普遍，有些是独一无二的口面地区。Synergistic Antinociceptive Effects of Ketamine and Morphine in the Orofacial Capsaicin Test in the Rat Alvarez P, et al.
大鼠口面辣椒素试验中氯胺酮和吗啡的协同抗伤害作用。This is online map of the address "Song Bei Zhen Shuang Kou Mian Tun , Songbei District, Harbin City, Heilongjiang Province, China" .
这是地址“中国黑龙江省哈尔滨市松北区松北镇双口面屯”匹配的在线电子地图。A Mathematical Model for the Changeable Angle of a Grooved Face in a Spiral Case Sectionalization
水轮机蜗壳分节环形变角度焊接坡口面的数学模型Radiation Performances of a Incline Rectangular Aperture Antenna
矩形斜口面天线辐射性能Radio Antenna Temperature Calibration at the Aperture Plane of the Antenna
射电天线口面温度定标