concentration cylinder 中文意思是什麼

concentration cylinder 解釋
聚焦圓筒
  • concentration : n. 1. 集中。2. 【化學】提濃,蒸濃,濃縮;濃度;稠密度;【礦物】汰選,選礦,富化。3. 集中注意,專心。
  • cylinder : n 1 圓筒;機筒;烘筒;量筒;(印刷機等的)滾筒。2 【數學】柱(面),柱體。3 【機械工程】汽缸;【...
  1. 5 layer number of cortical cells in stem was n ' t changed evidently, however the ratio between cortical thickness and stem increased as well as the ratio between vascular cylinder and stem, up the gradient of nacl concentration. 6 stem dm of suaeda salsa remarkably decreased with increasing nacl concentration, so did the vessel dm of xylem in the stem

    ( 5 )隨鹽濃度的增加,莖皮層細胞層數未發生明顯的變化,但皮層厚度所佔莖的比重增加,維管組織占莖的比重同皮層厚度與莖半徑的比值表現出相同的趨勢。
  2. Experimental investigation shows that methanol engine cyclic variations mainly depend on the length of ignition delay and the proper mixture stratified concentration distribution in cylinder

    試驗結果表明,甲醇發動機的燃燒循環變動主要取決于著火延遲期的長短和缸內混合氣層狀濃度分佈是否合理。
  3. The numerical results show that the double arc transition form can make different cylinder shells eliminate stress concentration at two ends and amend stress distribution of changeover portion

    計算結果表明:雙圓弧式的過渡形式能使不同直徑圓柱殼兩端連接處消除應力集中和改善過渡段應力分佈。
  4. Based on reynolds equation and solid particles carrying model, a theoretical model for piston ring - cylinder liner lubrication in liquid - solid lubrication had been proposed. the effect of solid particles " diameter and concentration are introduced in the model. the influence of the particles " diameter and concentration on load, film thickness and friction force had been analyzed

    基於reynolds方程及顆粒承載模型,引入顆粒直徑、濃度等參數,並建立了分析液固二相潤滑下活塞環?缸套摩擦副潤滑狀態的模型,探討了不同顆粒直徑和濃度對承載、油膜厚度及摩擦力的影響。
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