通過分析建立了水稻根系參數與產量之間的定量回歸模型。 A quantitative regression model of relationship between the character parameters of roots and yield of rice was developed by data analysis.
該系統能實際應用到煙葉烘烤生產過程中，具有量化描述煙葉品質、實時採集數據、全自動控制等特點。 The system can be applied to the tobacco baking process, it has the character of quantitative description of the tobacco quality, real-time data acquisition, automatic control and so on.
結果表明，不同組合後代群體的抗性呈連續性分布，表現出多基因控制的數量性狀遺傳特徵。 The results showed that the disease resistance of F 1 hybrids was continual and had quantitative character inheritance that was controlled by multiple gene.
交通政策具有長期性、多樣性和反饋性的特徵，系統動力學是定量描述交通政策可持續性分析和評價的有效方法。 System dynamics is an appropriate approach for quantitative specification of the sustainability analysis and assessment of transport policy which has a character of long-range, multiple and feedback.
就質與量的第二種可能的關係而言，所謂的“無尺度”，就是一個尺度由於其量的性質而超出其質的規定性。 In this case, when a measure through its quantitative nature has gone in excess of its qualitative character, we meet what is at first an absence of measure, the Measureless.
由於經濟效益（或硬性價值）具有定量性質，非經濟效益（或軟性價值）具有定性性質，因此物業管理服務產品價值是一個灰色值。 PMSP value is a Grey Value, because economy effectiveness (or hard value) is of quantitative character while non-economy achievements (or soft value) is of qualitative character.
研究了定量反饋理論的基本原理及最優化設計理論，給出QFT控制系統設計的一般特點及設計過程。 First the quantitative feedback theory is systematically studied. The main character and the designing process of QFT controller are presented.
採用定量、定性分析方法，對苗族地區縣城、鄉鎮、村寨小學兒童的物理認知情況進行測查，研究苗族兒童認知結構發展水平和特徵。 And using the methods of qualitative and quantitative analyses the development and character of cognition structure of the children in Ziyun County.
遺傳因素也影響二形性種子的比例，其遺傳率一般在0.2～0.5之間，是一種數量遺傳性狀，受多個基因控制。 Genetic factors also affect this ratio with a heritability factor of 0.2~0.5. Seed dimorphism is a quantitative genetic character and is under the control of more than two genes (locus).
說明果蠅的發生量是由基因型和環境交互作用的結果。 It indicated that the quantitative character is the result of the interaction of genotype and environment.
結果表明：該法作為厚皮甜瓜品種的綜合評估方法，簡單易行，結果全面、客觀，可避免對品種單一性狀評價的偏差。 It showed that the method was easy, overall and objective in the comprehensive assessment of thick-skin muskmelon and it could avoid the deviation from the assessment of single quantitative character.
從定性和定量兩個角度，介紹了煤灰成分與灰熔融性關係的國內外研究進展，分析了煤灰成分對灰熔融性溫度的影響。 The research progress home and abroad on the relationship between coal ash components and ash fusion character was introduced from both quantitative and qualitative aspects.
早抽薹對遲抽薹是顯性，但遺傳力較低，易受環境影響。 Bolting date was a quantitative character and easily affected by enviroment because of low heritability.
分析結果為研究旋轉機械複雜轉子系統耦合振動中彎振特性的定量、定性分析提供了依據。 The results can be reference to the qualitative analysis and quantitative study to the bending character of a complex shaft system coupling vibration of the rotary machine.
研究了染色體易位情況下，多基因控制的數量性狀雜交及回交世代的方差組成。 The variance component of cross and backcross generations of quantitative character controlled by multigenes is studied on condition of chromosome translocation.
社會計量法是一種研究社會關係的科學，具有設計、實施較容易，可進行定量分析等特點，它特別適用於小群體研究。 Sociometry is a learning to study social relations, has the character of easy to design and implementation, quantitative analysis, it is especially suitable for small group research.
以露地栽培的82份草莓品種（系）為材料，對其主要數量性狀的變異、分布規律及相關性進行了研究和分析。 Variation condition, distribution rule and correlation of main quantitative character of 82 open ground strawberry varieties(or lines)were studied and analyzed.
理論分析和實驗結果表明，該算法具有隱蔽性好，水印恢復不需要原始數據庫，水印的魯棒性及可嵌入的信息量可以通過調整參數取值進行調節等特點。 This algorithm, which based on relational databases' character and the number of quantitative data's effective bits, combines with the theory of error correction in the field of digital communication.
它也不是相同的就是我們所說的一般經濟理論，但有相當一部分這個理論有一個絕對數量性狀。 Nor is it identical with what we call general economic theory, although a considerable portion of this theory has a definitely quantitative character.
PKV是典型的由微 效多 基因控制的數量性狀，HPV、BDV、CPV、SBV和CSV都可能是由一對主 效 基因和若干微 效 基因共 同控制的。 PKV was a typical quantitative character, while HPV, BDV, CPV, SBV and CSV, each might be controled by a major gene and several minor genes.