采用烧碱亚钠-绿氧法对皇竹草进行了制浆造纸实验,实验结果表明,皇竹草是很好的制浆造纸新原料。
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.
本文对速生树的碱性亚钠法制浆作了较为详细的系列研究,确定了用这种制浆法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.
研究了经碱性亚钠法处理的马尾松化学预热机械浆(马尾松ctmp)纸页强度指标并利用XPS和AF M技术分析了纸浆纤维的表面性质。
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.
亚共晶铝硅合金的变质元素除钠以外,还有锶、碲、钡、锑、钾、稀土、硼、硫等。其中,应用较多的是含钠和锶的变质剂。
The modifying elements used in hypoeutectic Al Si alloys, besides Na, there are also Sr, Te, Ba, Sb, K, RE, B, S, etc.
因52个样品中,也包含钠钙闪石亚族,故对整个闪石族用X射线衍射估算阳离子占位的问题已基本解决。
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.
郯庐断裂带中段的新生代火山岩以碱性系列的碱性橄榄玄武岩、碧玄岩和霞石岩为主,其中又以钠质亚系的岩石为主。
According to the main rock-forming minerals in them, the Cenozoic volcanic rocks are mainly alkali olivine basalt, basanite and nephelinite.
西司他丁钠的合成以乙酰乙酸乙酯和1-溴-5-氯戊烷为原料,经活性亚甲基烃化、成肟和水解3步反应得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;
目的研究硝普钠(SNP)诱导的亚临床水平控制性低血压对脊柱手术病人脑氧代谢的影响。
Objective To investigate the cerebral oxygen metabolism in patients undergoing spinal surgery under sub - clinical controlled hypotension using sodium nitroprusside (SNP).
目的研究硝普钠(SNP)诱导的亚临床水平控制性低血压对脊柱手术病人脑氧代谢的影响。
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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