We use nuclear magnetic resonance (NMR) and centrifugation to measure the original water saturation and mobile water saturation of cores from the Xujiahe low permeability sandstone gas reservoir, and compare the NMR...
supported by the National Natural Science Foundation of China(Grant Nos.10903014 and10778709);supported by the Young Researcher Grant of National Astronomical Observatories,Chinese Academy of Sciences
We present seeing measurements of the Guoshoujing Telescope (formerly named the Large Sky Area Multi-Object Fiber Spectroscopic Telescope- LAMOST) site at Xinglong station during the period from 2007 March 12 to Apr...
Supported by the National Natural Science Foundation of China.
Injecting phase calibration (PCAL) signals to the feed horn of the observation system and analyzing the output response signals of the spectrometer, we measured the working performance of a 4096-channel digital auto...