The effects of different pretreatment methods on straw powder saccharification yield were investigated.
研究不同预处理方法对稻草粉纤维素糖化率的影响。
Process for electrostatic spraying of powder coatings onto bicycle parts was presented. Choice of powder and requirements on pretreatment were discussed.
介绍了自行车零件上粉末静电喷涂的工艺，讨论了粉料的选择和前处理的要求。
It is also indicated that pretreatment of rice hull powder under acid condition is helpful to improve its thermostability.
酸性条件下预处理稻壳粉有利于提高其热稳定性。
The results show that repairing quality of the dies is affected by pretreatment, laser power scanning rates and powder feed rates.
结果表明，预处理、送粉量、激光的扫描速度是决定模具修复质量的关键。
The fucoidan product was obtained by pretreatment of algae powder with high concentration ethanol, diluted acid extraction, concentration under vacuum, ethanol precipitation and lyophilization.
采用高浓度醇溶液处理羊栖菜粉、稀酸提取、减压浓缩、乙醇分级沉淀和冷冻干燥等单元操作，可以获得褐藻糖胶产品。
It is also indicated that pretreatment of rice hull powder under acid condition is helpful to improve its thermostabili…
酸性条件下预处理稻壳粉有利于提高其热稳定性。
The effects of pretreatment for powder coating on the galvanized steel sheet were investigated through tests of cryslalography, film weight and salt spray test, and the existing process was improved.
对一种用于汽车和通讯行业的新型预磷化镀锌钢板的粉末喷涂前处理工艺进行了研究，通过晶相、膜质量及盐雾试验，对预磷化板的现有工艺进行了改进。
Three basic ways to restrain the abnormal grain growth were suggested such as pretreatment of the starting fine powder, improving the sintering agents and adding other hard material powders.
举例说明了对原料金刚石微粉进行前处理，选择合适的烧结助剂，以及在原料金刚石微粉中添加少量其它物质，是抑制金刚石异常粒成长的三种基本方法。
Detailed is the powder-coating process and principles of steel pipe by static electricity as well as the process of both chemical and mechanical pretreatment on steel pipe surface.
详细介绍了钢管粉末静电涂装生产工艺和原理以及对钢管表面进行化学、机械的预处理工艺。
Objective To investigate the relationship between the surface characteristics of acid-pretreated glass powder and acid-pretreatment.
目的研究酸预处理玻璃微粉对其表面特性的影响。
Objective To investigate the relationship between the surface characteristics of acid-pretreated glass powder and acid-pretreatment.
目的研究酸预处理玻璃微粉对其表面特性的影响。
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