Suchergebnisse für 擦窗机操作安装...
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Window cleaner operation. installation and maintenance workers(Chinese Edition)
ISBN 10: 7112264685
ISBN 13: 9787112264681
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Anbieter: liu xing, Nanjing, JS, China
Verkäuferbewertung 5 von 5 Sternen
paperback. Zustand: New. Paperback. Pub Date: 2021-10-01 Pages: 133 Language: Chinese Publisher: China Construction Industry Press In order to improve the vocational skills and professional quality of construction operators at heights. it actively cooperates with government authorities to carry out vocational skills training for high-risk operators. The editor wrote this book.?The main contents of this book include: professional ethics and construction safety basic education; basic knowledge of window cleaner product. Bestandsnummer des Verkäufers NW002374
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