• The hand wheel, the screw rod, the standby cap and the top sleeve are assembled and connected in a valve body.

    阀体装配连接手轮装于下的标准球密封垫组合而成。

    ip.com

  • The standby power system shall pick up its connected loads within 60 seconds of failure of the normal power supply.

    备用电力系统常用电源供应中断后,可以在担负起60秒内相联系工作。

    blog.163.com

  • The standby power system shall pick up its connected loads within 60 seconds of failure of the normal power supply.

    备用电力系统常用电源供应中断后,可以在担负起60秒内相联系工作。

    blog.163.com

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