<正>The background In 2008,the financial crisis has swept the globe and its tentacles went across the Pacific Ocean to mainland China. Along with the global eco
To improve the weather forecasting over the Beijing area for the 2008 Olympic Games,a triple-nested(27/9/3km) WRFVar/WRF system with 3-h update cycle was established.Experiments have been done for a c
Seasonally frozen soil is a four-phase material and its physical-mechanical properties are more complex compared to the unfrozen soil. Its physical properties c
<正>Bonding:Western fathers are keen to take an equal role in parenting.They responsibility as a new dad,and are committed early to sharing every family task wi