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毎日1問、正解しても賞品なし、楽しみが目的

2019-11-03View Original

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3.転動軸受の外輪と軸受ケースの合わせ基準は(????)でなければならない。?A、基軸制 ?B、基孔制 ?C、非標準制?昨日の問題の正解は2で、歯車の噛み合い隙間は圧鉛法や着色法を用いることができる。2. 鉛圧法。3.軸持ち上げ法。

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