wave trace的意思|示意

Many economists trace the economic slowdown to a credit crunch sparked by a wave of home foreclosures and mortgage defaults in the United States.

许多经济学家认为经济下滑是美国房主丧失房屋赎回权和拖欠银行抵押贷款引发的信贷紧缩所致。

Trace integration value represents relative wave impedance. it reflects the variation of relative interval velocity in a seismic section.

道积分值代表相对波阻抗值，它反映了地震剖面上相对层速度的变化。

Most analysts trace America's current economic woes to tight credit conditions sparked by a wave of home foreclosures and mortgage defaults.

绝大多数分析人士都把美国目前的经济困难归咎于房贷违约和丧失抵押住房赎回权案子激增所导致的信贷条件紧缩。