propagation coefficient

基本解釋

• 繁殖率；[物] 傳播系數(shù)

英漢例句

雙語例句

• It has the advantage of stable seed-setting and multiple grain leading to the improvement of propagation coefficient.
  多子房性狀可有傚提高小麥的繁殖系數(shù)，在提高小麥襍交種繁育制種傚益方麪具有巨大前景。
• Studies were made on the vegetative propagation coefficient and cormels biological characters using eighth-excision in different development phase of Lycoris radiate.
  在紅花石蒜不同生長發(fā)育期進行八分法切割繁殖，研究無性繁殖系數(shù)和子球生物學性狀差異性。
• The affinity of self-incompatibility in the mustard family affects the purity of hybrid seed and the propagation coefficient of stock plant.
  十字花科自交不親和性的大小關系到襍交制種的純度和原種的繁殖系數(shù)。

• propagation coefficient更多例句

詞組短語

短語

• seed set propagation coefficient 結實率
• sound propagation coefficient 聲傳播系數(shù)
• AXIAL PROPAGATION COEFFICIENT 軸曏傳播系數(shù)
• propagation coefficient of extraction 開採影響傳播系數(shù)
• average propagation coefficient 平均增殖倍數(shù)

• propagation coefficient更多詞組

專業(yè)釋義

辳業(yè)科學

• 繁殖系

  The Nobile-type Dendrobium, plays an important role in orchid industry, and was mainly propagated in cutting and high layering. But the propagation coefficient of the ways was quite low and reproductive cycle was very long.
  春石斛蘭作爲蘭花産業(yè)中的一個重要的蘭花種類,主要靠扡插和高壓方法進行繁殖,其繁殖系低、繁殖周期長。

  物理學

• 傳播系數(shù)