The result indicates that the technological efficiency of every coal city of Heilongjiang Province is generally not high, but the trend of rising steadily appears.
结果表明，黑龙江省各煤炭城市的技术效率普遍不高，但都呈现稳步上升的趋势。
Results The trend of HIV prevalence was rising steadily in the areas of Shenzhen port.
结果深圳口岸地区HIV流行近年来呈上升趋势；
Results The trend of HIV prevalence was rising steadily in the areas of Shenzhen port.
结果深圳口岸地区HIV流行近年来呈上升趋势；
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