Depression can be traced to holding in anger.抑郁症可以追溯到对愤怒情绪的压抑。Lovelock'sprincipled nonconformity can be traced to his childhood.洛夫洛克自成一套的特立独行可以追溯到他的童年时期。These quotations cannot readily be traced to their sources.这些引...
In order to assess the friction of lubricants on multifilament yarns , finish - free yarns are required.为了评定润滑剂对复丝纱摩擦所起的作用, 要求用不带整理剂的纱作试验.Textured yarns that have been programmed for extraordinary extensibility are known...