• 常见的是如何环境多氯联苯

    How common are PCBs in the environment?

    www.tubebbs.com

  • 可以消除50%多氯联苯

    This can remove up to 50% of the PCBs.

    danci.911cha.com

  • 什么时候为什么停止生产联苯

    When and why did production of PCBs stop?

    www.tubebbs.com

  • 多氯联苯导致人类癌症呢?

    Do PCBs cause cancer in humans?

    www.tubebbs.com

  • 目的研究多氯联苯对大学习记忆能力影响

    Objective To observe PCB affect the ability of learning and memory in rats.

    danci.911cha.com

  • 多氯联苯几个性质使他们宝贵用途

    Several properties of PCBs made them valuable for many purposes.

    www.tubebbs.com

  • 多氯联苯天然物质

    Are PCBs natural substances?

    www.tubebbs.com

  • 多氯联苯最终如何存在鱼类粮食中的呢?

    How do mercury and PCBs end up in fish and the food supply?

    www.dltcedu.org

  • 多氯联苯最终如何存在鱼类粮食中的呢?

    How do mercury and PCBs end up in fish and the food supply?

    www.dltcedu.org

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定