fixed spark固定: fixed; regular发火: catch fire; ignite detonate; ...点: drop发火点: burning point; fire point; firing point; ignition point; spontaneous ignition temperature电发火点火: electric firing下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:固定发火点，即可在微信中查询翻译
