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单词 PZD
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ZD

n. 天顶距(zenith distance);零色散(Ze...

PZD
  • 网络释义
  • 1

    ?程数据

    控制字(PKW)是变 频器运行时要定义的参数,如启动信号、给定频率等;过程数据PZD)是 变频器运行过程中要返回给PLC的一些参数,如频率给定值、速度反馈值、 电流反馈值等。

  • 2

    ?程数据区

    通信报文的PZD区(过程数据区)是为控制和监测变频器而设计的。在主站和从站中收到的PZD总是以最高的优先级加以处理。

  • 3

    ?压电驱动器

    PZD压电驱动器)超声波自动对焦马达的加入使得这款镜头更轻,更短,更薄比以往任何这一类的镜头,并提供了更快,更安静的自动对焦。

  • 4

    ?部分透明带切割法

    机械法:传统的部分透明带切割法PZD),三维透..

短语
  • 权威例句
  • 1.

    The lack of focus on pure clean energy helped both SRIGX and PZD in 2008.

    FORBES: Top Performing Clean Energy Funds in 2010

  • 2.

    According to the ETF Finder at ETF Channel, DCI and XYL collectively make up 4.66% of the Cleantech Portfolio ETF (PZD) which is higher by about 0.8% on the day Thursday.

    FORBES: Donaldson Co. Moves Up In Market Cap Rank, Passing Xylem

  • 3.

    Rafael Coven, the adviser to the underlying index for PZD, noted that the poor performance of most renewable energy stocks in 2010 was a major reason why Cleantech Index-based funds (such as PZD) significantly outperformed their peers.

    FORBES: Top Performing Clean Energy Funds in 2010

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更新时间:2025/3/29 9:22:50