breast height

基本解釋

• 胸高

英漢例句

雙語(yǔ)例句

• This paper also established some models to relate bark-percentage to breast-height diameter, age, height, stand density, as well as bark thickness diameter.
  樹(shù)干各部位皮厚與所在部位直徑具有十分密切的關(guān)系， 其相關(guān)模型可用于立木造材中樹(shù)皮率的估測(cè)。
• The genetic gains of superior families selected by progeny tests on early tree height, diameter breast-high and volume growth were 8.24%, 14.33% and 24.16% respectively.
  通過(guò)子代測(cè)定選出的優(yōu)良家系，其有性后代在樹(shù)高、胸徑和材積早期生長(zhǎng)的遺傳增益分別為8.24％，14.33％和24.16％。
• Wood basic density and fiber morphological features in the breast-height position for512-year-old excellent clones of Populus tomentosa Carr. (1CK)were measured and analyzed in this paper.
  對(duì)12年生5個(gè)毛白楊優(yōu)良無(wú)性系（另1個(gè)作對(duì)照）胸高處木材的基本密度和纖維形態(tài)進(jìn)行了測(cè)定分析。

權(quán)威例句

• Epidemiologic studies over the past 40 years have identified numerous risk factors for breast cancer, including: older age, an early age at menarche, a late age at first full-term birth, not having children, a family history of breast cancer in a first-degree relative, greater height, higher circulating estrogen levels, postmenopausal hormone use, breast density, history of breast biopsies, obesity (for postmenopausal breast cancer), and exposure to ionizing radiation.
  FORBES: After 40 Years Of Research, What Do We Know About Preventing Breast Cancer?

• breast height更多例句

詞組短語(yǔ)

短語(yǔ)

• breast -height basal area 胸高斷面積
• breast diameter height form factor 胸高形數(shù)
• basal area of breast -height 胸高斷面積
• Breast -height form-factor 胸高形數(shù)
• total basal -area of breast-height 胸高總斷面積表

• breast height更多詞組

專業(yè)釋義

生物學(xué)

• 胸高

  Tree density, the diameter of trees at breast height and the hygroscopic volume of plant leaves were determined in each plot in order to analyze the relationship between plant species diversity and ecosystem function related to soil conservation and community structure. The degraded AEI, APMO, APLO and ACKV communities were restored naturally and the AEME was restored using plantation trees of E. smith and E. maidenii at AEI.
  物種多樣性與影響土壤保持功能的群落郁閉度、密度和胸高斷面積呈正相關(guān)關(guān)系。