Description of the tree diameter growth using tree age as independent variable may thus give an inflection point of the growth curve.
树木直径的实际生长年龄小于树木年龄,用树木年龄作为自变量来描述直径生长会导致生长曲线出现拐点。
Diameter growth occurs when matrix deposition occurs on the outer surface of the bone. Linear growth in long bones occurs at epiphyseal plates.
当骨骼外表面发生基质沉积时,就会发生直径生长,长骨的骨骺板上发生线性生长。
The results showed that: among the appraisal methods of forest site quality, diameter growth potential was still a practical and effective measure.
结果表明,在森林立地质量评价的诸多方法之中,直径生长潜力仍然不失为一种应用简便和行之有效的方。
The height and basal diameter growth with sufficient light and water supply was 2.8 times of seedlings under shady conditions and with insufficient water.
而在光照和水分供应充足的条件下,榉树的苗木高、地径平均生长量是庇荫、水分供应相对少的2.8倍。
A transfering probability matrix model of linearly generalized diameter growth was used to deal with the tree species composition problem of mixed unevenly aged forest.
对直径生长转移概率矩阵模型进行了线性扩展,用以研究混交异龄林的树种组成问题。
Compared to P. tabulaeformis, the height and diameter growth and volume of P. ponderosa have good relativity, and correlation value was more than 0.9, but P. tabulaeformis was only(0.583).
在树高、胸径和材积3个生长指标上,美国黄松具有很好的相关性,相关系数均在0.9以上;而油松的树高与胸径相关系数仅为0.583。
The analysis results of height and diameter growth of test species, the method to select drought resistant and heat resistant afforestation species were introduced in details in this paper.
文章除论述元谋干热河谷区的自然条件、参试树种的高、径生长状况和分析结果外,还详细介绍了抗旱耐热造林树种的选择方法。
With these step function models, the crown diameter growth of Eucalyptus clones can be predicted, and it also provided scientific basis for the reasonable management of Eucalyptus plantations.
利用已建立的阶跃函数模型可以有效地预测不同桉树品系人工林树冠生长动态,为桉树人工林的合理经营提供科学依据。
In the Czochralski crystal growth process, the main method is regulating the pulling speed and heater temperature to track the target curves, in order to achieve the diameter growth of crystal.
在直拉法晶体生长过程中,主要是通过调节提拉速度和加热器温度跟踪目标曲线来实现晶体等径生长的。
Dynamic load stimulated the growth of longitudinal diameter of long bone more greatly than static load.
动力性负荷对长骨长径生长的促进作用大于静力性负荷。
Result showed that different waterlogging depths have obvious effects on tree height, diameter at breast height, under branch height, trunk morphological structure, stem base form, and growth process.
结果表明:不同水分条件对池杉的树高、胸径、枝下高、干形、树干基部形态及生长过程均产生明显的影响。
Automatic diameter control (ADC) is a key technique for the CZ crystal growth equipment.
自动直径控制(adc)技术是直拉法晶体生长设备的一项关键技术。
Influences of different radial and axial feeding speed on the radial and axial rolling force, growth rate of diameter and temperature have been systematically analyzed and proved by trials.
同时对不同的径向和轴向进给速度对径轴双向复合轧制过程中轧制力,直径增长速率及温度分布的影响进行了系统分析,并进行了相应的实验验证。
The flower diameter , resistance and growth potential were transgressive characters.
超亲性状为花径、抗性、生长势;
Stem height, diameter and volume growth were measured at various ages up to that of 16 (or 7) in a Chinese Fir progeny test.
在杉木子代测定中,观测了各年到16年(或7年)的树高,胸径和材积生长。
The thermal transfer characteristics in growth system and stoichiometry in melt and crystal must be investigated further in order to grow high quality crystals with larger diameter.
欲生长大直径、高质量单晶,仍须对热传输和化学计量等问题进行深入研究。
The results showed that there were distinct differences in micro-fibril Angle, width of growth-ring and tracheid diameter.
结果表明,管胞直径和微纤丝角及生长轮宽度等指标表现为差异显著。
Results the growth and development speed curve of the fetal cerebral hemisphere diameter is "m" shaped.
结果胎儿大脑半球径线生长发育速度曲线呈“M”形。
A large number of date were used to establish models of the relation between periodical growth of height and diameter and corresponding meteorological factors.
将所得的大量数据与对应的气象因子,经过计算机处理建立高生长季节周期与气象因子、径生长季节周期与气象因子的相关关系模型。
The results showed that the growth curves of fruit fresh weight, volume and vertical and horizontal diameter presented single 'S-shape' trend.
结果表明,扁桃幼果鲜重、体积及果径增长均呈单“S”曲线。
Momentum balance equations were established for both x-direction and y-direction, by which bubble growth rate and departure diameter can be calculated.
进而获得了沸腾气泡的生长速率与脱离直径的计算方法。
Different sowing seasons significantly influenced the flowering period, growth period, plant height and flower diameter.
播季对花期、全生育期、株高和花盘径的影响较大。
Seedlings which have a good growth in height and diameter all have an average shoot number.
在竹高、地径方面占优势的群体发笋数量中等。
Fresh weight, volume and diameter of 'Kyoho' grape berry was measured during berry growth in 1990-1992 and relations among the parameters were studied.
1992年,以‘巨峰’葡萄为试材,研究了整个浆果生长期间鲜重和体积与纵径、横经之间的关系。
The results indicate that the growth rate, the diameter, and the crystallinity of CNTs can be manipulated by the selection of the catalysts.
催化剂不仅影响碳纳米管的生长速率,而且碳纳米管的直径和管壁的石墨结晶状态也随催化剂的不同而不同。
The results showed that with pear genus dwarf stocks, the most combinations' trunk diameter is thinner, tree height is lower, growth shoots length is shorter, but crown diameter is bigger.
结果表明,梨属矮化砧木做中间砧,多数组合表现出树体干径细,高度低,发育枝短,但冠径较大。
Results During growth, the length, depth and maximum diameter of the sella turcica had gradually increased with age, and the sella turcica morphology remained stable after 18 years of age.
结果在生长发育过程中,蝶鞍的长度、深度、最大直径随着年龄的增加逐渐增大,18岁以后蝶鞍形态趋于稳定。
The relationships among the dot diameter, dot density and growth regulators were not significant.
果点大小、密度与生长调节剂的关系不大。
For all poplar clones, annual growth rhythm accorded with "S" curve both in seedling height and ground diameter.
地径和苗高年生长节律表现为慢-快-慢的“S”型生长规律。
Growth process of height, diameter and volume of the largest two stems of some sampled black locust stands on Weibei-loess plateau were described by analyzing stem disks and growth rings.
通过对渭北黄土高原刺槐人工林最大林木的树干解析和年轮分析描述了林分最大两株林木的树高、直径和材积生长过程。
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