annual ring

Tree stem surface area formula was derived by predicting model with relative height d 0.1. Multiply it by stem mean annual ring with an annual volume growth model of standing tree was then derived. The mean ring width was calculated to mean diameter growth.

本文采用相对高d（0.1）预估模型导出树干表面积式，然后乘以树干平均年轮宽度推出了立木材积连年生长量模型，最后将平均年轮宽度转换成平均直径生长量。

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Response of Annual Ring Width of Pinus sylvestris var. mongolica Plantation to Climate Change

人工林樟子松生长轮宽度对气候变化的响应

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Preliminary study on the correlation of annual growth ring width of Beijing poplar climatic factors

北京杨年轮宽度与气候因子相关性初探

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The annual ring of Chinese chestnut, Castanea mollissima, is as narrow as 0.21 cm. Although the breadth near the pith is big, it becomes steadily smaller with the tree age.

本文通过对板栗木材密度与年轮宽度的研究表明，板栗木材年轮宽度较窄，为0.21cm，近髓心宽度较大，后期呈较平稳的下降趋势；

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Results showed that there was significantly positive correlation between average annual ring growth and temperature, while no significant relationship were found between average annual ring growth and other referred factors.

结果表明金钟藤年轮的年平均生长量与温度呈极显著正相关，与降水、日照时数和相对湿度相关性不显著。

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Its root tuber has multilayer concentric circularity similar to "annual ring lines" at the initial stages of development, and grows and enriches at the same year.

块根在发育的初期具有类似年轮纹路的多层同心圆结构，当年产生，当年充实。

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Illuminated by the wood growing process, a novel grade-pervasion precipitation method was proposed to prepare chitosan rods with annual ring structure.

受树木生长过程的启示，建立了一种新型的壳聚糖成型方法，以氢氧化钠梯度溶液通过膜渗透中和壳聚糖醋酸溶液，使壳聚糖原位沉析，自行组装成仿木年轮结构材料。

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While cultivated Radix Saposhnikovia had phloem transverse section of root with oil tube lining up10-11 rings and xylem vessel with distinct annual ring.

木质部导管呈放射状排列，但年轮状不明显。防风栽培品根横切面韧皮部油管10～11轮；

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A Retrospective monitoring on environmental pollution of Cadmium: Analysis on annual ring of trees

环境镉污染的回顾监测&树木年轮分析

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The Genetic Analysis of Cunninghamia lanceolata Family Annual Ring Width and Density Composition Characteristics

杉木家系年轮宽度及年轮密度组成性状遗传分析

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The relationship between the eruption of the supernova and the annual ring of ancient trees;

起新星爆发与古树木年轮的关系；

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Cutting forces and Cutting Chip Formation affected by Wood Annual Ring

木材年轮对切削力和切屑变形的影响

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The growing model of the larch cell in a annual ring

落叶松木材细胞年轮内生长模型的研究

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The city is the carrier of civilization, so the city is seen as the annual ring of the human civilization development.

城市是文明的载体，城市因此被视为人类文明发展的年轮。

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All bar singer, in measures this with own annual ring to become famous the road.

所有的酒吧歌手, 都在用自己的年轮丈量这条成名路.

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Study on correlation between chemical element contents in the annual ring of Masson pine tree and those in soils near tree roots in red soils area of Jiangxi Province

江西红壤地区马尾松的年轮与其根部土壤中化学元素含量的相关性研究

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The recent 600 year temperature sequence in Western China rebuild using the EOF iterative formulae of tree annual ring data

用年轮资料的EOF迭代方案重建中国西部近600年的气温序列

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Correlation analysis also demonstrated that the annual ring widths of Larix gmelinii were sensitive to the temperature at the beginning of the growing season, but the ring widths of Pinus sylvestris var. mongolica did not have any significant climatic response.

落叶松的年轮宽度对生长季节开始前的温度敏感，而樟子松的轮宽对气候变量没有很好的响应。

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The cell area is the most important factor to study the growth of the wood in a annual ring.

若对木材细胞生长规律进行研究，最直接的参数便是细胞面积。

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Response of carbon isotope composition of Chinese red pine annual growth ring cellulose to East China temperature variations

中国红松年轮纤维素碳同位素组成对中国东部气温变化的响应

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We choose a project with loaded annual ring microstrip antenna, and the character of compact and broadband is achieved by loading a chip-resister to the antenna.

文中选择与引信弹体共形的环形微带天线作为设计方案，通过对环形微带天线加载电阻，实现天线的小型化和高带宽；

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The radial variation of wood density within annual ring had a close relationship to that of the productivity and anatomical properties of xylem cells at different stages.

同一生长轮内木材密度的径向变异与活动期不同阶段形成的木质部细胞数量及其解剖特征直接相关。

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After supper I began to print ANNUAL RING diary I kept with the new printer.

一吃完晚饭，我就要新打印机打印我在年轮上写的日记。

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Particle matter agglomeration is serious in the absorber, and materials with moisture collide at random and stick together directly, but there is not the structure of annual ring on the profile surface of solid particles of CFB-FGD system.

脱硫塔内团聚现象严重，含湿颗粒随机碰撞后直接粘在一起，在DCFBS中脱硫固体颗粒物剖面不存在年轮状结构。

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Whether annual ring width markedly affects both strength properties and shrinkage properties of the wood is discussed.

讨论了年轮宽度与木材强度性能和干缩性能的关系。

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Discussing the Three-dimensional Simulation of Tree Annual Ring Cells

木材年轮间细胞的计算机三维仿真初探

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Analysis on the Relevance between Populus's Trunk Annual Ring and Their First Branch Annual Ring

胡杨主干与一级枝年轮宽度相关性分析

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The aerial stem is annual and has a ring of vascular bundle and low fiber content.

地上茎一年生，维管束排成一圈，纤维含量低。

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The Possibility of Using the δ~ ( 13) C Sequence of α-Cellulose of the annual ring of Buried Ancient Timbers as Substituting Indices for Paleo-climate Change Research

埋藏古木的树轮碳同位素作为古气候变化代用指标的可能性

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