The research of intensity, rigidity, the stability, critical energy and critical impact force belongs to the fields of structure impact resistance, which the structure is struck in the impact load.

结构受冲击作用下的强度、刚度、稳定性、临界能量荷载和临界冲击力的研究属结构耐撞性研究范畴，由于结构在冲击作用下的响应是一个复杂的非线性力学问题，目前该研究领域还比较弱。

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Rather, static crosscutting allows you to alter the structure of an object by introducing additional methods, fields, and properties.

相反，它允许通过引入附加的方法字段和属性来修改对象的 结构。

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Some of the important fields of this structure are the interface specification name service cache expiration age to know if the cache has to be refreshed.

这个结构中的重要字段包括接口规范名称服务缓存过期时间，这用于确认是否必须刷新缓存。

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Education is not my area, but a knowledge of economics and industrial structure is something that I encounter all the time in teaching in such fields as regulated industries and antitrust law.

FORBES: Let Cathie Black Dig Down Deep To Institute Major Education Reforms

But XTO, with a smaller capital structure than the supermajors', is happy to invest in the neglected fields, using new techniques of 3-D imaging, horizontal drilling and so-called fracture stimulation--blowing open rock formations by injecting mudlike fluids down wells to get at big methane reservoirs.

FORBES: Oil & Gas Operations