These include the canvas extractors developed by the institute of forest genetics at placerville california .

其中包括加利福尼亚的泼拉崖维尔森林遗传研究所创造的帆布提取器。

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These include the canvas extractors developed by the institute of forest genetics at placerville california .

其中包括加利福尼亚的泼拉崖维尔森林遗传研究所创造的帆布提取器。

youdao