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几何尺寸与公差论坛------致力于产品几何量公差标准GD&T (GDT:ASME)|New GPS(ISO)研究/CAD设计/CAM加工/CMM测量 (http://www.dimcax.com/hust/index.php)
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-   -   ground acceleration registries (http://www.dimcax.com/hust/showthread.php?t=24918)

huangyhg 2009-09-09 03:10 PM

ground acceleration registries
 
ground acceleration registries
hello. can anyone tell me where can i find ground acceleration registries, not the graphics but the time-accel. data. thanks.
check out our whitepaper library.
us geological survey website will give you the ss and s1 for any usa location. all you need is the zip code or latitude and longitude.


所有的时间均为北京时间。 现在的时间是 10:42 AM.