英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Roadway Worker Protection | FRA - Federal Railroad Administration
    FRA’s Roadway Worker Protection (RWP) regulations (49 CFR Part 214 Subpart C) mandate that railroads adopt and implement on-track safety programs to ensure employees and contractors are protected from trains and equipment while working on track Many occupational hazards exist for roadway workers, and the environment can change rapidly
  • Rail Transit Roadway Worker Protection | FTA
    FTA published the RWP regulation on October 31, 2024 Rail transit agencies have until December 2, 2025 to establish an SSOA-approved RWP Program to improve worker safety consistent with the final rule It is critical that transit agencies coordinate with their SSOAs to develop the RWP programs and set reasonable timeframes for completing their
  • XRD精修的那些事儿 (2)：精修结果都包括些什么？ - 知乎
    包括拟合R因子（Rexp，Rwp，Rp，Rb，S2），密度，体积，质量百分比等。S2在不同的软件中的表示方法不一，基本有Gof，χ2两种，本质是一样的； · 晶胞参数等。主要包括 空间群 ，晶胞参数，晶面指数，Z值等； · 结构参数。包括原子坐标，原子占有率，温度因子
  • 干货丨有关Rietveld refinement 精修，最常见的九大问题！
    一般Rwp要修到10%左右，没有很绝对的界限。 15%以下可以接受，10%以下就不错，越小越好。 一般认为Rwp算到接近Rep就很好了（一般都是Rwp略大于Rep）。
  • Federal Register :: Rail Transit Roadway Worker Protection
    The Federal Transit Administration (FTA) is proposing minimum safety standards for rail transit roadway worker protection (RWP) to ensure the safe operation of public transportation systems and to prevent accidents, incidents, fatalities, and injuries to transit workers who may access the roadway
  • XRD精修中R因子的意思是什么？Rwp, Re, Rp, RB, RF . . . - 知乎
    XRD精修中R因子的意思是什么？Rwp, Re, Rp, RB, RF之间有什么区别？ 我在读一篇英文文献时，读到文中做了XRD的精修，说：Rwp=1 65%, Re=2 63%, Rp=1 24%, RB=4 04%, RF=3 66%…
  • RWP是什么电线 - 百度知道
    RWP是一种专用的电缆线,全称是Radiation hard Wire Permanent,意为耐辐射线。 RWP电线主要用于端子量大、耐辐射的场合。具有以下特点: 1 具有优良的耐辐射性能,可长时间承受高剂量的γ射线和中高能电子束辐射。 2 寿命长,可承受多达10兆格雷的总辐照量。 3
  • Roadway Worker Protection (RWP) Caltrain Training - Study Guide
    Caltrain requires that anyone working on Caltrain property must have RWP training RWP training expires and the class must be taken each calendar year Goals of the Training 1 Prevent workers from being struck by trains and on-track equipment 2 Know the inherent danger of working near tracks 3 Know your protection Be Alert
  • “RWP”代表什么？ - 百度知道
    RWP，全称为RainWater Pipe的缩写，直译为“雨水管道”，在英文中广泛应用于建筑科学领域，尤其在雨水收集和处理系统中。 这个术语的中文拼音是yǔ shuǐ guǎn dào，其缩写词的流行度达到了8310，
  • Understanding RWP in Construction
    Understanding RWP in construction is fundamental to ensuring safe and efficient project execution By implementing comprehensive procedures and adhering to regulatory requirements, construction teams can enhance safety, productivity, and compliance





中文字典-英文字典  2005-2009