越北 meaning in Chinese

viet bac

Geotectonically , the youjiang sedimentary basin was referred as youjiang yindosinian folded belt . triassic turbidites accumulated in the basin were derived from surrounding ancient lands including yuebei , jiangnan , and yunkai . tectonic setting of the sedimentary basin was in between an active continental margin and a continental island arc
赋矿浊积岩系的主要物源区为盆地周围的“越北古陆” 、 “江南古陆”和东边地区包括钦防海西褶皱带在内的“云开古陆” ，沉积构造背景介于大陆岛弧和活动大陆边缘之间的过渡构造环境。
In the second section , 186 species ( subspecies ) of longicorn beetles from maoershan natural reserve , which belong to 5 subfamilies 100 genera , are recorded . classification keys to subfamilies , genera and species are presented . among the species recorded , genus magninia clermont , species magninia tonkinea clermont and eutaenia tanoi breuning are all new to china and 13 species are not named yet
在所记录的天牛中，刺墨天牛属magniniaclermont为中国新记录属，越北刺墨天牛magniniatonkineaclermont和老挝带天牛eutaeniatanoibreuning为中国新记录种， 13种暂未定名。