growth ring的例句大全

Types of Growth Ring and Vessel Arrangment of Broad Leaved woods

论阔叶树材的生长轮类型和导管排列

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

There are significant effects for thinning intensity on growth ring width, late wood percentage, growth ring density and hardness of Fraxinus mandshurica.

对生长轮宽度、晚材率、生长轮密度、木材硬度有显著影响；

Preliminary exploration of the micro-hardness of wood& analysis of wood quality of the growth ring 3

木材显微硬度的初步探索&生长轮材质分析之三

The bicycle by Zhang Pengye rotates the growth ring and vicissitudes.

张鹏野笔下的自行车，转动着时代的年轮、岁月的沧桑。

Forecasting Model of Density of Wood Growth Ring Based on Neural Network

基于神经网络的木材生长轮密度预测模型

A study on the measurement of density of wood growth ring by soft X-ray

软X-射线法测定木材生长轮密度的研究

Analysis on material composition of growth ring in urban water distribution network

城市管网生长环物质组成研究分析

The Research on Growth Ring's Edge Detection Algorithm Based Image Fusion

基于图像融合的年轮细胞边缘检测算法研究

Trace of Growth Ring, Exhibition of Beijing Youth Art Society;

《年轮的遗痕》参加北京青年画会首届会员作品展（中国美术馆）；

Study on the prediction for the wood quality of growth ring of Korean pine

红松林木生长轮材质预测的研究

Analysis of wood quality of the growth ring ( 1) and determination of wood density

关于木材密度测定&生长轮材质分析之一

The existence of growth ring was a potential threat to the safety of water supply.

生长环的存在是安全供水的潜在威胁。

Onthe basis of data obtained, we analyzed the variation of wood growth ring.

根据测得的数据，分析了木材生长轮材性变异规律。

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

Studies on the variation of the growth ring wood quality of Cunninghamia lanceolata

杉木生长轮材质变异的研究

The distribution of the moisture content of each growth ring in wood using X-ray densitometry

用X射线密度计测定木材年轮的含水率分布

A long-term forecast method of timber growth ring density based on process neural network was proposed in this paper.

提出一种基于过程神经网络的木材生长轮密度长期预测方法。

Effects of Variance Coefficient of Growth Ring Width on Sound Vibration Parameters of Picea Wood

云杉属木材生长轮宽度变异系数对声振动参数的影响

Study on Wood Microfibril Angle and the Correlation Models with Growth Ring Density of Ginkgo

银杏木材微纤丝角及其与生长轮密度相关模型的建立