預縮聚物 的英文怎麼說
中文拼音 [yùsuōjùwù]
預縮聚物
英文
prepolycondensate-
Volume shrinkage of sample results in the increasing of the value of the crystallization rate vc and the decreasing the values of the avrami exponent n in the primary crystallization and s, defined as the relative crystallinity degree when experiment data deviate theoretical predicting straight line. compared with the avrami equation, the price equation hardly makes progress on describing the behavior of polymer later stage crystallization
樣品體積收縮，導致avrami指數n值減小；結晶速度v _ c值增加；表示實驗值偏離理論預測直線時的相對結晶度_ s值減小；與avrami方程相比， price方程仍不能較準確地描述高聚物等溫後期結晶行為。On the basis of discussing the developmellt of antistatic and amibacterial polyamide generally in past decades, the anistatic and anibacterial methods and technologies of synthetic fibers are suxnmarzed emphasisly in this paper a series of pcaneg block copolymers are synthesized by two steps
採用先合成雙端羧基的遙爪預聚己內酰胺，再與聚乙二醇進行酯化、縮聚的方法，合成了pca peg （聚己內酰胺聚乙二醇）嵌段共聚物。Some analyses of data feature in urban aerial image are done first, and a split - block - clustering based on fcm method is discussed for the coarse segmentation of building groups, which can reduce the search region for buildings extraction and decrease calculation much more
首先分析了城市航空影像數據特點，並利用分塊fcm聚類方法對建築群進行預分割，從而縮小了在航空影像數據中建築物提取的搜索空間，大大較少了計算量。
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