导向层

guide vanes───导流叶片

underlayer───n.下层；底层；衬层

bridge player───桥牌演奏者

active layer───活土层；融冻层；放射层

grief player───悲伤玩家

ground layer───接地层；贴地层，[气象]近地面层

guide center───导向中心

Note that no characteristics are exclusive in the particular layer but serve as a guide for specific topics that this article addresses.───注意，没有特征在特定层中是独有的，而是充当本文探讨的特定主题的指导。

stacked rocks with center holes (tube or doughnut shaped) from the surface to the deep stone layer as a guide for their drills (similar to today's guide tubes).───管状或中空管状的中心孔从地表到深石岩石层放满石头，以作为铁转的探头，作用类似今天的导管。

surface layer is arranged on the upper surface of the sweat guide layer and is made from polypropylene.───导汗层的上表面设有面层，面层的材料为丙纶。

In order to prevent penetration, primer for first-coated bottom guide layer to avoid coated UV appears when you finish.───为了预防渗透现象，可先用红外底涂先涂布底导层，以避免涂布UV上光油时出现渗透。