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この投稿は最後にhesonchang214によって2016-5-11 11:30に編集されました。参加報酬:2財富。正解の報酬:9財富土工斜面は斜面勾配と斜面係数で表され、両者の関係は( ) A. 互いに逆数である B. 関数関係はない C. 土工斜面の斜面勾配は斜面係数の2倍である D. 土工斜面の斜面勾配は斜面係数の3倍である 正解:A
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