1)  Al-Fe
Al-Fe
1.
THE STUDY OF Al-Fe BASED ALLOYS BY MECHANICAL ALLOYING;
本文用X-Ray衍射(XRD)、扫描电子显微镜(SEM)、差动扫描量热法(DSC)等检测手段,研究了Al-Fe基合命的机械合金化。
2)  Al-Fe composites
Al-Fe复合材料
3)  deoxidant Si-Al-Fe
Si-Al-Fe脱氧剂
1.
Deoxidant Si-Ba-Ca results in low efficiency and high cost,so the deoxidant Si-Al-Fe is used in steel making.
采用Si-Ba-Ca进行炉后脱氧存在利用率较低、成本较高等缺点,故试用了Si-Al-Fe脱氧剂。
4)  Al-Fe alloy
Al-Fe合金
1.
To investigate the effect of an alternating magnetic field on the morphology and distribution of iron-containing intermetallic phases in Al-Fe alloy,the near eutectic Al-1.
研究了交流磁场对Al-Fe合金中含铁相形态及分布的影响。
2.
In order to solve the problems of the primary Fe-rich phase separating the metal matrix seriously and deteriorating the property of hypereutectic Al-Fe alloy, rare earth (Y) metal was used to modify Al-5%Fe alloy.
针对普通熔铸条件下过共晶Al-Fe合金中初生富铁相严重割裂基体、恶化合金性能的问题,采用稀土元素Y对Al-5%Fe合金进行变质处理。
5)  Al-Fe alloy liquid
铝-铁合金液
1.
In order to clear the phenomenon,the Al-Fe alloy liquids used in hot dip aluminizing were quickly solidified and slowly solidified respectively.
分别将热浸镀含稀土和不含稀土的铝液体急冷和缓冷后分析表明,镀铝后的铝-铁合金液在急冷过程中具有非晶形成能力;添加稀土后,非晶形成能力增加,即使在缓慢冷却条件下,组织中也有非晶态金属相形成。
6)  Al-Fe intermetallic compounds
Al-Fe金属间化合物
1.
Analysis for Al-Fe intermetallic compounds layer of fusion-brazed joints between aluminium and zinc-coated steel by hybrid welding;
铝/镀锌钢复合热源熔—钎接头中的Al-Fe金属间化合物层分析
参考词条
补充资料:alcohol fermentation
分子式:
CAS号:

性质:利用酵母菌进行厌氧代谢的过程。酵母菌在厌氧代谢中分解1mol葡萄糖,生成2mol乙醇,2molCO2。乙醇发酵所需的原材料为糖质原料,它们均为农副产品,如糖蜜、谷类作物(玉米、小麦、大米等)。由于酵母菌体内的淀粉酶,糖化酶活性不高,故淀粉类原料必须经过水解,糖化过程分解成单糖,才能被利用。发酵要求发酵罐中氧压力不高于(6.67~13.3Pa),pH值3.5~6.0,反应温度28~35℃。糖转化成酒精的转化率可达90%~95%。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。