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- Based onthe theoretical equation of wood growth,the parameters of wood growth equation were studied.And a kind of method for esti mating the parameters of the wood growth equation was given. 以树木生长的理论方程为基础,对树木生长方程的参数进行了研究,给出了树木生长方程参数的一种估计方法。
- Wood growth equation 树木生长方程
- The wood growth was appraised and forcasted by the standerd of rafter on the basis of the correlation analysis between superior and ordinary plant. 在优势木与平均木树高相关分析的基础上,以椽材林木为标准。对4个立地类型组进行了林木生长评价与预测。
- The normal exponential growth equation is y = eax where a is a constant, x is the time variable and y is the population measure. 正常指数增长方程是y = eax,其中a是常量,X是时间变量,y是人口量。
- A void growth equation is derived for elastic-plastic deformation process by means of representative volume element (RVE). 摘要采用体胞模型的分析方法推导了材料在弹塑性变形阶段的孔洞增长方程。
- Normal hair growth equates to about a half inch per month. 正常毛发生长约等于半英寸元。
- A calculation on the growth of filehish,Navodon septentrionalis Gunther has been made,with the generalised growth equation and the results are satisfied. 本文以 W=aL~b 代替 W=AL~3,较之 von Bertalanffy 生长方程有更普遍的意义。 本文还以绿鳍马面鲢为例,估计了各项生长参数,计算了各项生长指标,得到了较为满意的结果。
- Property rights were thus essential to the economic growth equation, because property rights created markets, and property rights facilitated rational methods for distributing goods. 因此,财产权是经济增长等式的基本要素,因为财产权可以创造市场,而且财产权有利于商品的合理分配。
- Power-exponential growth equation of fish growth 鱼类生长的幂指数生长方程
- He joined the two pieces of wood together with glue. 他用胶水将这两块木料黏在一起。
- The wood is held in position by a clamp. 木头用钳夹固定住了。
- He shored up the wall with a thick balk of wood. 他用一根粗大的木头把墙撑住。
- Rubber has more resilience than wood. 橡胶有比木头更大的弹性。
- The axe sliced through the wood. 斧头一下子把木头劈开了。
- The bonfire was piled with wood. 篝火用木柴堆得高高的。
- That lathe is used for shaping pieces of wood. 那个车床是用来加工木材的。
- The main impediment to growth is a lack of capital. 影响发展的主要障碍是缺乏资本。
- You need a strong adhesive to bond wood to metal. 需要强力胶才能把木料粘在金属上。
- Don't let the fire go out; there's plenty of wood. 不要让火灭了,有的是木柴。
- He has been an unsung hero of the country's economic growth. 他是使这个国家经济成长的无名英雄。