金工篇1- 更換鋁窗手柄教學 (Metal Work 1- Window Lock Replacement Guide) скачать в хорошем качестве

金工篇1- 更換鋁窗手柄教學 (Metal Work 1- Window Lock Replacement Guide)

免責聲明： 本片段僅供參考之用，效果因人而異；處理危險品及工具時須遵守相關法例及守則；所有示範並非正式指導，欲獲得相關專業知識請修讀正式課程；我們不會負上任何模仿本片段引起財物或人身捐失的責任，若有需要請聯絡專業合資格人士協助。 Disclaimer: This demonstration is shown for reference only. Results may vary; Strictly comply with laws and regulations when dealing with hazardous materials or tools; This video shall not be seen as a formal training or a substitute of a formal training. Consult a qualified instructor or attend relevant formal training course for proper technical training; We will not be liable to any damages or injuries thus arise from imitating or following our steps in the demonstration; We suggest employing related qualified workers or professionals for professional services.