Main contents and key points should be paid attention in seismic concept design of brick concrete structure are introduced.
介绍了砖混结构抗震概念设计的主要内容和需要注意的关键部位。
The article introduces raw materials of fly ash brick, production process and control key points.
介绍粉煤灰制砖的原材料、工艺过程及生产控制要点。
Corundum brick and chrome-corundum brick are the key refractories for gasifier and reaction furnace in petrochemical industry.
刚玉砖及铬刚玉砖是石化行业造气炉和反应炉的关键耐火衬里材料。
The porous plug brick is the key component for bottom blowing technique in UHP EAF. The application of domestic porous plug brick to UHP EAF was introduced.
透气砖是超高功率电弧炉底吹技术的关键元件，介绍国产透气砖在超高功率电炉上的应用情况。
Stout is a key place which joins furnace with tin slot. It mainly includes stout brick and lip brick. The lip brick's quality directly influences the glass 'yield and quality.
流槽是连接熔窑和锡槽的一个关键部位，主要包括流槽砖和唇砖，其中唇砖的好坏直接影响玻璃的产、质量。
Why do tunes in a major key, such as Singin' in the Rain, sound cheerful, while those in minor keys – Pink Floyd's Another Brick in the Wall, say – sound gloomy and depressing?
为什么大音阶的曲调，如《万花嬉春》（又名《雨中曲》）的声音显得非常轻松愉快，而小音阶的乐曲，譬如像《墙上的另一块砖》听起来却十分悲观沉闷?。
Why do tunes in a major key, such as Singin' in the Rain, sound cheerful, while those in minor keys – Pink Floyd's Another Brick in the Wall, say – sound gloomy and depressing?
为什么大音阶的曲调，如《万花嬉春》（又名《雨中曲》）的声音显得非常轻松愉快，而小音阶的乐曲，譬如像《墙上的另一块砖》听起来却十分悲观沉闷?。
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