pull root 中文意思是什麼

pull root 解釋
收縮根
  • pull : vt 1 拉，拖，牽，曳 （opp push）; 勒（馬）。2 拽住；扯破，扯開。3 拔去（雞等的）毛；拔（牙齒、瓶...
  • root : n 魯特〈姓氏〉。n 1 （草木、毛發等的）根；根菜，食用菜根；根莖，地下莖；塊根；有根植物，草木，草...
  1. The construction and application of strength measurement curve of abies fabric root system with pull - out method

    冷杉根系抗拔法測強曲線的建立與應用
  2. Contractile root a specialized root developed by certain bulb - and corm - forming plants that serve to pull the bulb or corm down to the appropriate depth in the soil, e. g. crocus

    收縮根：在某些具有形成鱗莖或球莖的植物中特化的根結構。收縮根的作用是把形成的鱗莖或球莖定位於土壤的某一特定深度，例如番紅花屬的植物。
  3. 3. base on the numeric method of finite element, the influence of interrelated shift coefficient and tooth number z to bend intensity of gear is studied. with the increase of the tooth number, tooth root maximum pull stress decrease ; with the increase of the interrelated shift coefficient, tooth root maximum pull stress increase

    3 、基於有限元數值計算方法，分析了不同關聯變位系數和齒數z對齒輪彎曲強度的影響：隨著齒數的增大，齒輪最大拉應力減小；關聯變位系數越大，齒輪最大拉應力越大。
  4. My heart often feels to jump very again, those who lie on the bed to feel the heart is connecting left is carotid pull very fiercely, seem to listen like getting cardiac voice, barefoot station says to go up in weight the root needle above that cannot be decided, place place, because the heart beats very to exert oneself to do sth., what defect is this

    我的心臟老是覺得跳得很重，躺在床上都覺得心臟連著左邊的頸動脈扯得好兇，一下一下的，好象聽得到心臟的聲音一樣，赤腳站在體重稱上那上面的根針都不能定，擺來擺去，因為心臟跳得很用力，這是什麼毛病呀？
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