Regulations for Safety Inspection of Hazardous Machines and Equipment Article 157
To proceed with the internal inspection after receipt of the application for periodic inspection, the inspecting organization shall notify the Employer of the inspection date so to allow for recovering the inside of the special equipment for high-pressure gases to the normal temperature and pressure status, by discharging their contents, as well as carrying out ventilation, air change, cleaning works and other required preparation tasks for the periodic inspection.
中文原文 危險性機械及設備安全檢查規則第157條
檢查機構受理實施高壓氣體容器內部檢查時，應將檢查日期通知雇主，使其預先將高壓氣體容器之內部恢復至常溫、常壓、排放內容物、通風換氣、整理清掃內部及為其他定期檢查必要準備事項。