Sandwich cylindrical shells possess high structural efficiency and are widely applied in many engineering structures.

夹层圆柱壳具有很高的结构效能，在许多工程结构中被广泛采用。

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It is believed that drilling failure is due to the high structural position of the drilled trap, strong denudation and poor oil and gas. preservation conditions.

研究认为钻探失利是所钻圈闭构造位置较高、剥蚀强烈、油气保存条件差所致。

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Laboratory study of the metallurgical behavior of Baotou acidic pelletized ore testifies the high structural stability of the flocculent pelletized concentrates.

并进行了包钢酸性球团矿冶金性能的实验研究。

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In countries with high structural unemployment, entrepreneurship has less of an impact on growth than development economists previously thought.

FORBES: Does Entrepreneurship Drive Economic Growth?

High structural unemployment: As alluded to earlier, impediments to business from all levels of government, but especially from the federal government, are a huge issue.

FORBES: Avoiding The Austerity Death Spiral

Europe's high structural unemployment cannot be blamed on labour-market rigidities alone.

ECONOMIST: A shocking error