• 采用烧碱亚钠-绿进行制浆造纸实验,实验结果表明,皇竹草好的制浆造纸原料

    The experiment of emperor bamboo grass pulping with alkali sulfite-green oxygen process was carried out. The results showed that the emperor bamboo grass is a good papermaking new raw material.

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  • 本文对速生碱性亚钠法制作了较为详细系列研究确定这种制浆制造可漂白软浆的蒸煮条件

    This paper presents a series of detailed experiment of produced pa per pulp by alkali- salfite process from quick- growing tree, and confirms the steaming condition of produced bleached paper pulp.

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  • 研究碱性亚钠处理马尾松化学预热机械浆(马尾松ctmp)纸页强度指标利用XPSAF M技术分析了纸浆纤维表面性质

    The paper strength index of masson pine CTMP was studied after alkaline sodium sulfite treatment, the pulp fiber surface properties of the masson pine CTMP were analyzed with XPS and AFM.

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  • 合金变质元素以外,还有稀土。其中,应用较多的是含和锶的变质剂。

    The modifying elements used in hypoeutectic Al Si alloys, besides Na, there are also Sr, Te, Ba, Sb, K, RE, B, S, etc.

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  • 52个样品,也包含族,故整个闪石族X射线衍射估算阳离子占位问题已基本解决。

    As Na-Ca sub-amphiboles appeared among the 52 samples, the method of estimating canon occupancied by X-ray diffraction is suitable to all amphiboles.

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  • 郯庐断裂带中段新生代火山岩碱性系列的碱性橄榄玄武岩、碧玄岩霞石岩为主其中又以系的岩石为主。

    According to the main rock-forming minerals in them, the Cenozoic volcanic rocks are mainly alkali olivine basalt, basanite and nephelinite.

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  • 西他丁合成乙酰乙酸1-溴-5-氯戊烷为原料,活性甲基烃化、成肟和水解3反应得7-氯-2-氧庚酸乙酯;

    The synthesis of Cilastatin sodium started from ethyl acetoacetate and 1-bromo-5-chloropentane, through 3 steps to produce ethyl 7-chloro-2-oxoheptanoate;

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  • 目的研究(SNP)诱导的临床水平控制性低血压脊柱手术病人代谢影响。

    Objective To investigate the cerebral oxygen metabolism in patients undergoing spinal surgery under sub - clinical controlled hypotension using sodium nitroprusside (SNP).

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  • 目的研究(SNP)诱导的临床水平控制性低血压脊柱手术病人代谢影响。

    Objective To investigate the cerebral oxygen metabolism in patients undergoing spinal surgery under sub - clinical controlled hypotension using sodium nitroprusside (SNP).

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