搜尋標籤: "hazard"

Learning and Teaching Series on "Geography of China" (Junior Secondary): Natural Hazards and Mitigation Measures I: Typhoon, Flood and Drought (English subtitles available)

This audiobook introduces the causes, effects…

+4 更多
   edb-chengkaying edb-chengkaying 13/3/2023 0 個讚 838 次播放

Learning and Teaching Series on "Geography of China" (Upper Primary): Natural Hazards and Mitigation Measures I: Typhoon, Flood and Drought (English subtitles available)

This audiobook introduces the causes, effects…

+4 更多
   edb-chengkaying edb-chengkaying 13/3/2023 0 個讚 399 次播放

Learning and Teaching Series on "Geography of China" (Junior Secondary): Natural Hazards and Mitigation Measures II: Sandstorm, Desertification and Earthquake (English subtitles available)

This audiobook introduces the causes, effects and…

+4 更多
   edb-chengkaying edb-chengkaying 9/3/2023 0 個讚 704 次播放

Learning and Teaching Series on "Geography of China" (Upper Primary): Natural Hazards and Mitigation Measures II: Sandstorm and Earthquake (English subtitles available)

This audiobook introduces the causes, effects…

+3 更多
   edb-chengkaying edb-chengkaying 9/3/2023 0 個讚 305 次播放

Laboratory Safety (English subtitles available)

Please click here for the Chinese version.

   ronson@hkecl.net 29/2/2020 0 個讚 2,205 次播放