In recent years, Cement Institute of China Building Materials Academy has made extensive research on the modification of such a kiln and an industrial test has been made in Lalin Cement Plant.
近年来，中国建材研究院水泥所在立筒预热器窑改造方面进行了研究，并在拉林水泥厂搞了强化预热的工业性试验。
The R & D work in these countries has proceeded from the laboratory bench scale with big progress in semi-industrial test to the stage of the building of a demonstration plant.
从中可见在这些国家中实验室规模的研究业已完成，半工业化试验也有很大进发，开始进入筹建示范电厂的阶段。
Calcination temperature, time and acid concentration were tested in laboratory and then scale-up test was carried in an industrial plant, both giving satisfying results.
在实验室试验中对煅烧温度、时间、酸浓度等条件进行试验，然后在工业装置中进行放大试验，结果令人满意。
The semi-industrial test on fine products by Meishan Dressing Plant was carried out with the RP80/25 type high pressure roller mill produced by Homburg Corporation of Germany.
采用德国洪堡公司的RP80/25型高压辊磨机对梅山选矿厂细碎产品进行了半工业试验，研究了能耗、水分、通过量及循环负荷等因素对辊压效果的影响。
An industrial catalyst from laboratory to commercial production, usually goes through three consecutive stages, namely, laboratory screening, pilot plant test and full-scall plant test.
催化剂从实验室研制到进行工业生产，一般要经过实验室初步筛选、中间试验、工业装置试验三个阶段。
An industrial catalyst from laboratory to commercial production, usually goes through three consecutive stages, namely, laboratory screening, pilot plant test and full-scall plant test.
催化剂从实验室研制到进行工业生产，一般要经过实验室初步筛选、中间试验、工业装置试验三个阶段。
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