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PHNOM PENH, March 20 (Xinhua) -- Chinese President Hu Jintao and his wife Liu Yongqing will pay a four-day state visit to Cambodia from March 30 to April 2, according to a press release from Cambodia's Foreign Ministry on Tuesday.
"It is therefore essential to step up legislation and lay out stricter standards on the treatment of radioactive waste to prevent potentially hazardous pollution," the document said.
The enforcement of the law is also a requirement for promoting the prosperity and development of a socialist culture, said Wu in the statement.
Trade between China and the United States has a solid development base. China's trade with the United States, the country's second largest trade partner, rose to 446.7 billion U.S. dollars in 2011, a 15.9-percent growth over 2010 and a sharp increase from the 80.5 billion ten years ago.
Liang also spoke in Chinese with almost 30 USMA cadets in present who can speak mandarin and presented gifts to them. Liang was presented by Lt. Gen. David Huntoon with a dress cadet helmet as a gift.
来源：资阳报