本发明所采用的工艺技术条件成熟,自动化程度高,成本低,得到的木二糖纯度高,适用于工业化大规模生产。
The invention has the advantages of mature technological condition, high automation degree, low cost and high purity of the obtained xylobiose, and is applicable to industrial mass production.
本研究的目的就是开发一种准确扫描木段真实轮廓的数字化扫描系统。
The purpose of study is to explore a digital scanning system which could precisely scan the real outline of log.
湖南西北部下寒武统木昌组黑色岩系中蕴藏着丰富的镍钼钒多金属矿床及其伴生的贵金属矿化。
The black rock series in the Muchang formation of Lower Cambrian contains abundant NiMoV polymetallic deposits and associated precious metal mineralizations in northwest Hunan.
通过苄基化,木粉被转化为热塑性材料,然后与剑麻纤维混合,热压成型制得剑麻纤维增强苄基化木纤维基复合材料。
A novel fiber reinforced composite with natural vegetable fiber as reinforcer and benzylated wood sawdust as matrix was studied.
本文首先研究了多孔材料——聚氨酯泡沫固定化黄孢原毛平革菌合成木素降解酶系的产酶条件。
In this thesis, we first studied ligninolytic enzymes production by Phanerochaete chrysosporium immobilized on porous polyurethane foams.
其中含木素较多的植物残体,表现为腐殖化系数较高,含氮多的植物残体,则有利于土壤微团聚体的形成。
The plant residue with more lignin has a higher humification coefficient. As the residue containing more N is more favorable to the formation of soil microaggregate.
建立了一种用带有能谱仪的扫描电子显微镜(SEM -EDXA)测定麦草细胞壁木素分布的方法。讨论了溴化、切片厚度和样品座对定量测定的影响。
A method has been developed for the determination of lignin distribution in wheat straw cell walls by scanning electron microscopy coupled with energy dispersive X-ray analysis (SEM-EDXA) technique.
本发明公开了一种制备木二糖的方法及其专用固定化酶。
This invention discloses a method for preparing xylobiose and its specific immobilization enzyme.
利用碱性条件下酚化改性的麦草碱木素代替部分苯酚制备了高木质素/苯酚比例和胶粘强度高的木质素酚醛树脂(LPF)胶粘剂。
The lignin-based phenol formaldehyde (LPF) adhesive with high ratio of lignin to phenol and strong adhesive was prepared by using the wheat straw soda lignin (WSSL) phenolated in alkaline medium.
纤维和细小纤维悬浮于水中时,由于半纤维素、氧化纤维素和氧化木素上某些功能基的离子化,导致纤维带有负电荷。
Wood fibres and fines in an aqueous system are negatively charged due to ionization of functional groups associated with hemicellulose, oxidized cellulose and oxidized lignin.
大量关于木聚糖酶用于制浆漂白的研究及应用,为它们的工业化应用的可行性作出了有力的支撑。
A number of studies on xylanases and their use in pulp bleaching support the feasibility of their industrial application.
结果:在对血清D-木糖含量、骨骼肌ATP酶活性、乳酸脱氢酶活性等“脾主运化”相关指标影响方面,党参、黄芪的作用明显优于天麻;
Result: Pilose asiabell root and Astragalus root have better effects than Gastrodia tuber on the indexes of D-xylose content of serum, the ATPase and LDH activity of muscle.
通过与已报道环氧木脂素类化合物碳谱数值比较,得到了木脂素羟化和苷化位移效应规律。
The rule of hydroxylation and glycosidation shift effects on bisepoxy lignans were obtained by comparing the information of 13C NMR with known analogous.
金克木的诗歌注重对主客体交融的“意象”选用,化古为今,反映了1930年代典型的现代“诗情”。
Jinkemu poetry pays great attention to the subject of "image", choose for today, reflects the 1930s poetry "modern" typical.
金克木的诗歌注重对主客体交融的“意象”选用,化古为今,反映了1930年代典型的现代“诗情”。
Jinkemu poetry pays great attention to the subject of "image", choose for today, reflects the 1930s poetry "modern" typical.
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