330MW锅炉少油点火系统优化运行分析

森林对水文形成过程的影响分析

Since the victory of the revolution and throughout the past five decades, Castro promoted and led the struggle for the consolidation of the revolutionary process in the Caribbean nation and its progress toward building a socialist society with its own characteristics.

Since getting appointed as managing director of Merck Biopharma China in August 2017, Rogier Janssens has crisscrossed Chinese cities on weekdays as well as over the weekends, to learn more about the local culture and healthcare systems.

Since the authorities have been discouraging people from going outside in an attempt to curb the spread of the virus, Sun, 53, has also made videos showing how she has killed time at home by reading, drinking tea and making face masks.

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Since last year, grape leaves, which in the past were deemed to have no economic value and used to feed livestock, have become a new source of income.

Since then, mines have sprung up all over the area.

Since the two countries established diplomatic relations in 1979, bilateral trade has surged 232 times, and total two-way investment has exceeded 0 billion.

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Since entering the college in Weifang, Shandong province, in 2012, Yuan said he has seen the government increasingly underscore the importance of skilled workers' education.

Singer-actress Song Qian releases new photos. [Photo/Official Weibo account of Elephant Kingdom]

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Since the beginning of this year, accumulated precipitation in China has been higher and more intensive than the same period in normal years, causing severe damage to parts of the country, according to the meeting.

Since the end of last year, imports of 24 categories of solid waste, including plastics, textiles and unsorted paper, have been banned. The ban on another 16 types of solid waste, including scrap cars and boats, will take effect on Dec 31. Sixteen additional types of waste material, such as stainless steel and wood, will be banned at the end of next year.