Pilkington built a pilotplant in 1953 and by 1955 he had convinced his company to build a full-scale plant.
皮尔金顿在1953年建立了一个试点工厂，到1955年说服他的公司建立了一个完整规模的工厂。
2
Currently, a pilotplant operated by the Bolivian state mining company is producing small quantities of lithium carbonate as they experiment with different modes of extraction.
一家由玻利维亚国家矿业公司经营的试验工厂最近正在利用不同的提取方法生产少量的碳酸锂。
3
Novozymes stock pared its loss earlier this year after DuPont co., the third-largest U.S. chemical company, said it planned to build a pilotplant with Danisco to make second - generation biofuel.