失眠,中医称为"不寐","不得卧",由于外感或内伤等病因,导致脏腑功能失调,心神不安引起,即病人不能获得正常睡眠为主症,同时伴有乏力,纳差等身体不适症状.近年来随着社会的巨大变化,生活节奏加快,本病的发病率有逐步上升的趋势,严重影响着人民的身心健康与工作.有调查显示,失眠总发病率为26.27%,女性发病率33.15%,男...
Since its first project in the 1980s, a Lovat 126 inch (3.2m) TBM has been working continuously in Edmonton on various tunnelling projects. Recently, the City of Edmonton's tunnel group within the Drainage Design and Construction department and manufacturer Lovsuns refurbished the open mode TBM...
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