Sliding isolation is an important passive control measure to defend against earthquake action, thus it possesses very broad prospect in engineering practice.

滑动摩擦隔震是结构抵御地震作用的一种重要的被动控制措施，具有广阔的工程应用前景。

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Whether the remainder of the military remains passive (in which case the communists probably can pull off a Bolshevik-style coup) or moves to defend Yeltsin and the reform program which he must now reembrace and reinvigorate (in which case the Old Guard probably cannot) may turn on perceptions about the degree of popular support the reformers enjoy.

CENTERFORSECURITYPOLICY: Center For Security Policy