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- Keywords bark of Simao pine;oligomeric proanthocyanidians;extraction; 思茅松树皮;寡聚原花色素;提取;
- bark of Simao pine 思茅松树皮
- Using C(E0)HP bleaching seqtience,85%(SBD)high brightness lev-el of Simao pine cxygen delignmed kraft pulp was still obtained at experiniental conditions. 在实验室条件下,对思茅松氧脱木素硫酸盐浆采用C(E0)HP漂白程序,可漂至85%25(SBD)的高白度。
- I pass my hands lovingly about the smooth skin of a silver birch, or the rough, shaggy bark of a pine. 我用手喜爱地抚摸过一株白桦那光潮的树皮,或一棵松树的粗糙树皮。
- The bark of saplings galled by improper staking. 由于不正确地打桩,小树苗的树皮受到了损伤
- The characteristically deep, gruff bark of a dog. 狗吠声有特色地低沉的、粗哑的狗叫
- The bark of plane trees peels off regularly. 悬铃木的树皮到时候就脱落。
- Research on the Effect of Exogenour Hormones on the Rooting Rate of Softwood Cuttings of Simao Pine 不同外源激素对思茅松嫩枝插穗生根率的影响研究
- Study on Generating Table on Insect Outbreak Forecast and Determination of Eaten-leave amount by Young Caterpillar of Simao Pine Tree 思茅松毛虫幼虫食叶量测定及预测预报虫灾级数表研制
- The bark of some trees exfoliates. 有些树的皮会片状剥落。
- The bark of some trees can be used as medicine. 有些树皮可以作药材。
- He felt the rough bark of the tree with his hand. 他用手摸着粗糙的树皮。
- The bark of a dog sounded in the night. 夜里响起了狗叫声。
- The dried bark of any of these plants. 金鸡纳树皮这些植物中任何一种的干树皮
- It is necessary to chip off the bark of the tree. 有必要把这树皮扒下来。
- The bark of plane-trees peels off regularly. 法国梧桐的树皮会定时脱落。
- Make a gash in the bark of a tree with a knife. 用刀在树皮上割一道深而长的切口。
- The bark of the dog grightened the burglar away. 狗叫声把那个小偷吓跑了。
- The characteristically deep,gruff bark of a dog. 狗吠声有特色地低沉的、粗哑的狗叫
- In this paper,Simao pine chips was cooked by conventional kraft pulping.The factors affecting the yield and quality of the pulp were studied,and the cooking conditions was optimized. 实验通过常规硫酸盐蒸煮法对思茅松木片进行了蒸煮,研究了蒸煮条件对细浆得率和纸浆质量的影响,同时进行了蒸煮工艺技术条件的优化。