The spectrum showed that BSL was composed mainly of syringl (S), guaiacyl(G) and p-hydroxylphengl (H) units, and the ratio of three uncondensed group (S:G:H)was 2.
图谱分析表明，蔗渣碱木素主要由紫丁香基，愈创木基和对羟苯基三种丙烷结构单元组成，其中未绩合的紫丁香基、愈创木基和对羟羊基含量比为2。
This paper expounds how to use the economic viewpoints such as the market mechanism and macro-control to make scientific guidance for the production, management and planning of the nursery stock base.
论述了如何运用市场机制和宏观调控等经济学观点对苗木基地的生产、管理和规划进行科学的指导。
Many factors affecting the quality of wood-based composites during the manufacturing process could be real-time monitored by the method of on-line measurement & control technology.
木基复合材制造中存在诸多影响人造板质量的因素,通过在线测控技术进行实时监控,可保证产品质量。