turning vane meaning in English

导流板
导向叶片
导向装置
涡轮流量计

Turning vane steering gear
转翼式液压操舵装置
Another new detail is on the turning vanes , which now feature a triangular , vertical fin ( 2 )
另一项新细节在导流翼上，现在这片小翼变成一个三角形且垂直的鳍（ 2 ）。
There are three main elements ( red arrows ) - a large , vertical barge board immediately behind the front suspension and then two sculpted turning vanes behind it
导向叶片有三个主要部件（红色箭头）：前悬挂后面的一个大垂直侧板，加上其后两个导向叶片。
There are three main elements ( red arrows ) - a large , vertical barge board immediately behind the front suspension and then two sculpted turning vanes behind it
这项设计一共有三个主要的元素（红色箭头处）：一个相当接近前并垂直悬吊系统后方的大破风板，还有后面两个造型弯曲的翼片。
A development for europe is this additional small barge board ( right arrow ) in front of the main one ( left arrow ) , connected to the protruding horizontal turning vane in similar fashion to a solution used by bar last year
主侧板（左边箭头）前面所增加的这个小侧板（右边箭头）是欧洲站的一个改进，它连接到突起的水平导向叶片上，类似于英美去年曾使用过的一个方案。