以下为句子列表：
英文: Poplar (Populus deltoides) veneers were used to make plywood for concrete forms.
中文: 摘要采用浸胶玻璃纤维布强化方法制造杨木胶合板模板。
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英文: A compound was isolated from the leaves of Populus tomentosa for the first time andidentified as populin on the basis of spectral analysis.
中文: 首次从毛白杨叶中提得一种白色结晶,经光谱分析等手段鉴定为白杨甙(populin)。
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英文: In the degraded forest zone, groundwater depth was -0 m, exceeding the critical depth for typical growth of Populus euphratica and soil moisture supply is in seriously deficit, causing Populus euphratica stands to degrade and wither.
中文: 在胡杨衰败林区域 ,地下水埋深已达 ～ 0 m,不能满足胡杨生长的要求 ,使得胡杨在逐步枯萎和衰败
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英文: MICROSPOREGENESIS OF POPULUS BEROLINENSIS
中文: 中东杨(Populus berolinensis Dippel.)小孢子的发生
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英文: In order to study the expression pattern of 4CL gene promoter and explore its potential application in plant genetic engineering,4CL promoter fragment was amplified by PCR method from Populus tomentosa genome DNA.
中文: 为研究4CL基因启动子在转基因植物中的表达特性,探索其在植物基因工程研究中的潜在应用价值,利用PCR方法从毛白杨基因组DNA中扩增得到了4CL启动子片段.
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