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毎日1問、正解しても賞品なし、楽しみが目的

2019-12-06View Original

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34. すべての組織と個人は環境を保護する義務があり、環境を汚染し破壊する組織や個人に対して(????)を行う権利を有する。?A、批判と教育 B、告発と申し立て C、監視と制止。 昨日の問題の答え:C 33.回転部品が不均衡になる主な原因は()。?A、回転速度が高すぎる B、ベアリングの精度が低すぎる C、質量分布が均一でない D、長径比が大きい

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