The ratio of vertical and horizontal predominant period is 0.7-0.9, so independent characteristic period of vertical design response spectrum should be defined.
竖向与水平向地震动分量卓越周期的比值在0.7 - 0.9之间，竖向设计反应谱的特征周期应有单独规定。
Practical cases and calculating methods for the predominant period of the high-rise building sites by borehole method wave velocity test are presented in this paper.
本文介绍了用检层法波速试验确定高层建筑场地卓越周期的两种计算方法和实例。
And thereby we touch upon the institutionalized mission that was now founded and which remained predominant for the mission in this country the whole mission period out.
因此，我们接触了当地当前建立的已经被认可的传教团，它仍然主导着整个传教时期的这个国家的传教活动。
However, the predominant species of acorn barnacles is B. reticulatus in the East China Sea and South China Sea. The settlement period of fouling acorn barnacles is usually in summer and autumn.
纹藤壶在北方的渤海、黄海海区是主要的致污种类，网纹藤壶则在东海和南海沿岸海区占绝对优势。
However, the predominant species of acorn barnacles is B. reticulatus in the East China Sea and South China Sea. The settlement period of fouling acorn barnacles is usually in summer and autumn.
纹藤壶在北方的渤海、黄海海区是主要的致污种类，网纹藤壶则在东海和南海沿岸海区占绝对优势。
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