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回線 かいせん利用 りよう効率 こうりつでした
kaisenriyōkōritsudeshita

敬
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Noun
, 
Desu Copula

The polite past form of 回線利用効率

1. Line utilization was efficient.

Past/Perfective
, 
Polite
, 
Computing

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回線利用効率でした

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