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：


请选择你想看的字典辞典：
单词字典翻译
78712查看　78712　在百度字典中的解释百度英翻中〔查看〕
78712查看　78712　在Google字典中的解释Google英翻中〔查看〕
78712查看　78712　在Yahoo字典中的解释Yahoo英翻中〔查看〕

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:


  • DOP (Dispersed Oil Particulate) Testing – Epoch Environmental Consulting
    The DOP test verifies the absence of leakage within a HEPA filter The test is performed by introducing an aerosol upstream of the filter and scanning immediately downstream of the filter Consult a qualified professional now at EPOCH ENVIRONMENTAL CONSULTING for more information
  • What is DOP (Dispersed Oil Particulate) testing?
    DOP testing is the process that verifies HEPA (High Efficiency Particulate Air) or ULPA (Ultra Low Penetration Air) filters are properly installed, that there is absence of bypass leakage of the filter installation, and that the filters are free of leaks and defects (small holes and other damage in the filter medium, frame, seal and leaks in
  • What is DOP Testing for HEPA Filters and What Does it Involve?
    Dispersed oil particulate (DOP) testing is a fundamental part of this and is used to confirm that HEPA filters provide purified air Why is DOP testing necessary?
  • Filter Integrity 101: Everything You Need to Know About DOP Tests
    What Does DOP Mean? It stands for ‘dispersed oil particulate ’ This is the substance used to create the particulate for testing the filters The substance is then pressurized and released as a cloud into the air Traditionally, the DOP substance is oil based and Dioctyl Phthalate has been used
  • DOP Testing | HEPA Filter Validation | Tecomak Environmental
    Using a cloud of dispersed oil particulate as an aerosol, DOP testing involves releasing a high concentration of the aerosol into the airstream, upstream of the filter Measurements will then be taken to ensure that no seepage has occurred, either through the filter itself, or through its casing
  • Integrity testing of HEPA filters: A practical approach
    The dispersed oil particulate (DOP) scan testing, also known as filter integrity testing, or leak testing, is one of the most quoted methods by industry standards The test is recommended to be repeated at regular time intervals to verify the continued efficiency of the filter
  • DOP Testing - T T OHS
    DOP testing is a process used to evaluate the efficiency of HEPA filters by introducing an aerosol of dispersed polyalphaolefin oil particulates into the air stream The filter then captures these fine particles, and the test measures the filter’s ability to remove the particulates from the air
  • DOP Testing | Dispersed Oil Particulate Testing | Fumex Ltd
    DOP Testing (Dispersed Oil Particulate Testing) is a procedure to validate the integrity of a HEPA (High Efficiency Particulate Air) filter Our fully trained engineers can test all types of LEV equipment containing a HEPA filter
  • What is DOP Filter Testing? - APT Sound Testing
    DOP testing involves releasing a cloud of dispersed oil particulate as an aerosol into the airstream, upstream of the filter Measurements can then be taken to ensure that no seepage has occurred, either the filter casing housing or through the filter itself
  • DOP Testing For Cleanrooms - Total Clean Air
    What is DOP Testing? DOP testing is the process where the integrity of your High Efficiency Particulate Air (HEPA) filter is tested by introducing Dispersed Oil Particulate (DOP) The filters are used in industrial equipment items such as fume hoods, negative air units and powerful vacuums





中文字典-英文字典  2005-2009