毎日1問、正解者には6つの富を、参加者には2つの富をプレゼント;第511題
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遠心ポンプの回転軸受の温度が高くなる原因は何か() A、軸受の隙間が過大または過小 B、軸受の取り付けが不正確 C、軸受の摩耗または緩み D、軸受の油不足、過剰な給油、または油質の悪さ E、軸受内に異物がある 答え:ABCDEA、軸受の隙間が過大または過小
B、軸受の取り付けが不正確
C、軸受の摩耗または緩み
D、軸受の油不足、過剰な給油、または油質の悪さ
E、軸受内に異物がある
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