The cause of thermal crack of the "bridge" is found to be scale formation and insufficient flow of cooling water, that is verified by practical running of an engine.

找出了“鼻梁”处热裂的原因之一是由于水垢及水流不畅，并从实际发动机中得到证实。

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Analyses the influence of pump characteristics and pipeline characteristics on flow increment in parallel, and points out that insufficient flow increment could cause pumps to overload.

分析了泵的特性和管路特性对水泵并联运行流量增量的影响，指出流量增量过小可能导致水泵超载，分析了水泵并联系统设计和运行管理中应注意的问。

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In clinical trials the drug was shown to be highly effectinve in improving and normalizing the alterated cerebral circulation and those disorders related to insufficient arterial flow in the limbs.

临床试验证实，本品疗效高，可改善已改变了的脑循环，使之恢复正常，治疗与四肢动脉血流不畅有关的疾病。

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But this is -- simply observing where the oil is coming out is insufficient to really calculate any flow rate with any degree of accuracy.

WHITEHOUSE: Press Briefing on Oil Spill in Gulf of Mexico