介绍以钢管作主支撑、胶合板作底模、辅以相应的钢筋安装、混凝土浇筑措施,成功地完成了离地20余米高,截面为1.25×2.93转换梁的施工。
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The development and evolution of sea-bottom sand ridges and sand ripples are discussed.
讨论了海底沙脊和沙波发育演变问题.
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Instead, the next decline occurred at the end of the double bottom, called W-end.
相反, 在下跌势的末期出现双底的, 就叫W底.
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Cathy would have hit bottom, and then she would have felt significantly better.
卡丝会先彻底掉入井中, 再突然转好.
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It is common in a crisis for markets to hit bottom long before the economy does.
在危机中,市场比经济先底的情况很常见.
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Prices in most areas are well below their peaks, even if they haven't hit bottom.
大多数地区的房价即便还没触底,也较峰值时明显回落.
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基于多智能体的“从下而上”的建模方法为研究城市空间结构提供了新的思路.
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