custody 发表于 2025-3-30 08:20:59
Christian Glaserent. Focus is on the initiation source for a combustible whether it is a gas, a liquid, or a solid in a given state of confinement. Incidents of oxygen-related fires in hospitals which were particularly evident with increased usage of oxygen therapy for the extremely ill COVID-19 patients in 2021 a带来 发表于 2025-3-30 16:26:56
http://reply.papertrans.cn/59/5831/583062/583062_52.pngIntentional 发表于 2025-3-30 18:29:28
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