... powertool cleaning 动力工具除锈 practical cycle 实际循环 pre-combustion chamber 预燃燃烧室 ...
基于10个网页-相关网页
practical cycle theory 实际周期理论
practical variable cycle engine 实际的变循环发动机
intensify the practical teaching cycle 加强实践教学环节
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The manual features the topics of water cycle, water resources and challenges, population growth impacts, climate change impacts, water conservation practices and practical exercises for 1st to 10th grade students.
UNESCO: OFFICE IN AMMAN
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