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(9)耐热、耐火和耐击穿性能之比 ,在额定电源电压的 92 %～ 1 0 6 %范围内不超过 1 8。表 3高强度气体放电灯用镇流器标准简介@屈素辉$北京电光源研究所!北京100022
(9) The ratio of heat, fire and puncture resistance does not exceed 18 in the range of 92% to 106% of the rated supply voltage. Table 3 High-intensity gas discharge lamp ballast standard profile @ Qu Su Hui $ Beijing Institute of Light Sources! Beijing 100022