With development of PTC thermistors having large current rating and their miniaturization PTC Ceramic materials with low resistivity are in urgent need.

伴随PTC元件的大电流与小型化，对低阻PTC陶瓷材料的需求甚为迫切。

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The question is: how can these rating agencies manage the current distrust that has developed?

问题是,这些评级机构该如何应对,当前已然扩散的不信任感呢

耶鲁公开课 - 金融市场课程节选

Trouble in raising cash could put the firm's current rating under pressure.

BBC: 'Renationalise' say Railtrack investors

Fitch said Nokia needs to stabilize revenues and be capable of generating low-single digit non-IFRS operating profit margins and positive pre-dividend free cash flow, if it is to affirm the current rating.

FORBES: Nokia Debt Rating Downgraded To Junk Status Buy Fitch

The dangers inherent in the current conflicted rating agency business model are clearer than ever.

FORBES