加拿大短叶松
- 与 加拿大短叶松 相关的网络例句 [注：此内容来源于网络，仅供参考]
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The impact of precommercial thinning on tree growth and stem quality in jack pine was examined.The study was based on a PCT trial established in 1966 in New Brunswick,Canada.Three thinning intensities,1.22m×1.22m,1.52m×(1.52m),2.13m×2.13m,and a control stand were studied and a total of 154 sample trees were collected from the trial.
以加拿大新布郎斯威克省自然资源与能源部1966年建立的天然林抚育间伐实验基地为研究对象，从3种疏伐强度(1.22 m×1.22 m，1.52 m×1.52 m，2.13 m×2.13 m)的样地和一块控制地中共采伐了154株树，胸径范围10~24 cm，研究抚育间伐对北美短叶松的生长及材质的影响。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想，是邓小平经济理论体系中的重要组成部分，是我国经济建设根本任务的一个重要方面。