照明用玻璃外壳-坦桑尼亚标准-TZS 408: 1989
TZS 408: 1989
Glass shells for general lighting service – Specification
Prescribes the requirements and the methods of test necessary for judging the quality and dimensions of clear glass shells for general lighting service lamps of build diameters not exceeding 171.5mm, that is up to a nominal diameter of 170mm.
一般照明用玻璃外壳规范
规定了判断直径不超过171.5mm(即标称直径为170mm)的普通照明灯具透明玻璃外壳质量和尺寸所需的要求和试验方法。