最后讨论了本文所用的杉木多形地位指数曲线模型的一些特性。
Finally, a general discussion on properties of the polymorphic site index curve equation for Chinese fir was made.
采用解析木导向曲线法编制了辽东地区日本落叶松地位指数表。
Site index tables regarding Japanese larch in eastern Liaoning were mapped out by using stem analysis guide curve.
引入地位指数和密度指数可大幅提高林龄单因变量平均高生长模型的拟合度。
Repameterizing the average tree height growth model improved the fitting results a lot by introducing site index and density index variables.
地位指数是立地质量相对于具体树种的数量化反映,也是森林经营和收获预估的重要依据。
Site index is not only the quantity reflection of the of site quality of different species, but the important basis of forestry management and harvest.
林龄单因变量的蓄积量生长模型决定系数低,引入地位指数和密度指数再次参数化的生长模型可显著提高模型拟合度。
Single age variable stock volume growth model had low coefficient of determination, but it was improved a lot by introducing site index and stand density index in reparameterization.
不同地位指数和不同林龄杉木及其林下植物的凋落物积累量也存在明显差异,杉木凋落物积累量随林龄的增大而增加。
The accumulation quantity of litter of Chinese fir forest and its undergrowth plant at different site indices and forest ages also existed obvious difference.
带有大量核心的计算机占据很大地位,而且事实上在芯片上可用的核心的数量呈指数级上升。
Computers with a large number of cores aren't going anywhere, and in fact the number of cores available on a chip will exponentially increase.
另外,交易所指数基金能提供每日的价格和流动性,允许投资者迅速退出和改变他们的市场地位而不遭受因卖出来受到的严重损失。
In addition, ETFs can provide daily pricing and liquidity, allowing investors to exit quickly and change their market position without incurring heavy discounts on selling the product.
土耳其在平等方面处于落后地位。它在2010年全球性别差距指数中的134个国家中位居第126名。
Turkey lags in equality, ranking 126 among 134 countries in the 2010 Global Gender Gap Index.
来自迪拜的新闻在投资者中引起的担忧,推动英国居龙头地位的股市指数下跌3.2%,创近9个月来的市场指数单日跌幅新高。
The extent of investors' concern about the news from the emirate pushed Britain's leading stock market index down 3.2%, the biggest daily fall in nearly nine months.
排除这些女孩子的社会经济地位、体重指数及家庭情感沟通等因素后,家庭聚餐的保护效应仍存在。
The protective effect of family meals persisted regardless of the girls' socioeconomic status, body mass index, or feelings of family connectedness.
不平等的社会经常意味着信任危机,公共关系恶化,人们幸福指数因对社会地位变化的担心而下降。
In unequal societies trust drops away, community life weakens and society becomes more punitive because of fear up and down the social hierarchy.
群落的连续带指数分析反映了不同群落类型在群落演替中所处的地位。
The community continuum index could be used to reflect the roles of different communities in succession stages.
因为金融业在FTSE 100指数中的成分超过五分之一,具有突出地位,所以,这些财报必将受到投资者的密切关注。
Due to the predominance of the financial sector in the FTSE 100, it makes up more than a fifth of the index, these results should be closely watched by investors.
因为金融业在FTSE 100指数中的成分超过五分之一,具有突出地位,所以,这些财报必将受到投资者的密切关注。
Due to the predominance of the financial sector in the FTSE 100, it makes up more than a fifth of the index, these results should be closely watched by investors.
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