But the ignitors used in produce and experiment are instabile, low strong , discommodious transported and deposited.
但是实验和实际应用中的引燃电极性能不稳定,机械强度不高,不便运输和储存,也不能进行批量生产,其范围是根据经验和各个制造厂的无数次试验确定。
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