The Nordic birches have long been of special interest.北欧的桦树很久以来就特别引人注目.Birches and oaks feathered the narrow ravines.桦树和橡树密生于狭谷中.Do say yes: to that clump of birches at the turn!说可以吧!就走到转弯地方那丛桦树那儿!...
这机器用电力驱动.The machine is driven by electricity.可以用电力元件, 低能火焰, 紫外线或红外线辐射发热.Heat may be in the form of electric elements, lazy - flame gas, ultra - violet or infra - red radiation.如果用电力驱动旋转活塞水泵喷灌, 效果会更好.If the power - drive...
DSL includes data control layer ( DCL ) , data expression layer ( DEL ) and data access layer ( DAL ) .数据服务层包括数据控制层 、 数据表示层和数据 访问层.This method had certain guided signification to quadratic development of AutoCAD with Vis...