我厂生产的压力容器是授权生产产品。
通用电气在1909年授权生产胶木绝缘体，然后开始开发自己的树脂。
General Electric licensed Bakelite as an insulator in 1909, then began to develop its own resins.
尽管目前外界认为只有大概1000家公司将从事该项生产，但是去年，授权生产电动自行车的企业有2600多家。
More than 2,600 firms had permits to make electric bikes last year, although only around 1,000 are thought to be using them.
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