• 溶液的容器玻璃塞子塞好静止10分钟

    The vessel containing the solution is stoppered with a glass stopper and is allowed to stand for 10 minutes.

    youdao

  • 一周洗净消毒玻璃瓶、塞子气阀塑料管

    After a week, clean and sanitize the carboy, the bung, the airlock and the plastic tubing.

    youdao

  • 一周洗净消毒玻璃瓶、塞子气阀塑料管

    After a week, clean and sanitize the carboy, the bung, the airlock and the plastic tubing.

    youdao

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