余可數集 的英文怎麼說
中文拼音 [yúkěshǔjí]
余可數集
英文
codenumerable set-
Abstract : in this paper, some new concepts are introduced for functional monotonicity and co - coerciveness of set - valued mappings, and variously possible implication relationships are studied among known and new concepts
文摘:本文介紹幾個新的集值映射的函數單調性和余強制性概念，並討論它們與已有概念間各種可能的蘊含關系The mechanism of reinforcing steel bar under the press or pull is researched and the characteristics under the pull - press cyclic loading is studied in composite foundation. it shows that the stress concentrating on the reinforcing steel bar and the increasing stress can be seen with the increasing of cyclic times. residual strain always exists after unloading without considering the size of pullout force and increases slowly with the cyclic times
探討了復合地基中抗拔鋼筋的受壓受拉機理及在拉壓循環荷載作用下的性狀，研究發現，隨拉壓循環次數的增加，應力向鋼筋集中，鋼筋承受的壓力隨著增大；無論上拔力大小，卸載后都有殘余變形，並隨著拉拔循環次數的增加而緩緩增加；抗拔碎石樁破壞性狀明顯，可明確的得到抗拔碎石樁的破壞荷載。
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