Oil-absorptive material from Chinese fir thinnings are developed and its absorptive effects are also studied.
研制出了杉木间伐材炭化物吸油材料，同时对其吸油能力的影响作了研究。
The essential oil volume was 1.57% and 0.02% extracted from Chinese fir and Eucalyptusgreen wood, respectively, by steaming distillation method.
采用水蒸汽蒸馏法，获得杉木生材精油的得油率为1.57%，尾叶桉生材精油的得油率为0.02%。
Tea-oil tree~. Chinese fir and poplar wcre tested to determine whether nitrogen fixation occurred in these woody plants.
以油茶、杉木、杨树为研究对象，探讨木本植物根际联合固氮体系。
Using Chinese fir sawdust as raw material, the experiments of biomass vacuum pyrolysis for production of bio-oil were carried out.
以杉木屑为原料，进行了真空热解制备生物油的实验研究。
The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.
以杉木根为原料通过水蒸气蒸馏法提取杉木精油，从杉木根精油中精制提取柏木脑，再以柏木脑为原料合成甲基柏木醚。
In our experiment, essential oil was attempted to extract from fir immersed in urea solution.
本实验尝试使用尿素水溶液浸泡杉木根后再用水蒸气法提取杉木根精油。
In our experiment, essential oil was attempted to extract from fir immersed in urea solution.
本实验尝试使用尿素水溶液浸泡杉木根后再用水蒸气法提取杉木根精油。
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