timber assortment造句

"timber assortment"是什麽意思   

例句與造句

  1. The variable parameter taper equation , which was suitable to pin us elliottii plantation form changing law , was built with the sample wood datas on the basis of the research of about form shape in the tree mensuration , one - dimensional volume table , two - dimensional volume table , one - dimensional timber - produced rate table for timber assortment , and two - dimensional timber - produced rate table for timber assortment were complied based on the above
    摘要在樹干形狀研究的基礎上,利用樣木資料建立了一個適合濕地松人工林干形變化規律的可變參數削度方程,據以編制了一元材積表、二元材積表、一元材種出材率表和二元材種出材率表,這些數表經檢驗誤差較小,精度較高,可在林業生產上推廣應用。
  2. It's difficult to find timber assortment in a sentence. 用timber assortment造句挺難的

相關詞匯

  1. "timber"造句
  2. "timber and stone act"造句
  3. "timber apron"造句
  4. "timber arch"造句
  5. "timber ash"造句
  6. "timber assortments"造句
  7. "timber baron"造句
  8. "timber basin"造句
  9. "timber bay"造句
  10. "timber beam"造句
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