Populus nigra
英汉例句
- Quantity Genetic Analysis of Physiological and Growth Properties for Populus nigra L.
水分胁迫下欧洲黑杨无性系生理和生长指标的数量遗传分析。 - The research results showed that there was low pollution in effluent of high yield (APMP) pulping from Populus nigra.
研究表明短周期速生材意大利杨APMP制浆工艺是一种低污染的清洁生产技术。 - Maked Populu nigra pulp with KP method,the influence of bleaching condition on the quality of the Populu nigra pulp was also carrie d out.
采用KP法制黑杨浆,并研究了不同处理条件下黑杨KP浆的漂白效果。 - Some kinds of acid, such as oxalic acid, sulphuric acid, hydrochloric acid and sulphur dioxide, were used to treat black poplar(populus nigra )APMP respectively.
用草酸、硫酸等对黑杨APMP浆进行酸化处理,研究了酸化对黑杨APMP浆的光致返黄和热致返黄的抑制作用并对其机理进行讨论。 - The light weight printing paper produced from home-made APMP taken Populus nigra as the main raw material can meet the requirements offour-color printing.
以自产的意杨APMP为主要原料,配抄的轻量印刷纸能够满足四色套印的要求。