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毎日1問、正解しても賞品なし、楽しみが目的

2019-12-08View Original

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36. 往復式圧縮機のシリンダーとスライドウェイを同心にするには、()を使用できる。?A、目盛り板による測定 B、音響電気法 C、ダイヤルゲージによる測定 昨日の問題:C 35. スライドベアリングが動作する際、回転速度が高いため、()の余裕を確保できるよう十分な隙間が必要である。?A、油の貯蔵 B、回転 C、熱膨張

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