单词otter board
un.: 拖网网板
网络: 导板；网板块
拖网网板
The horizontal spread of the rectangular V-type curved otter board increased by 43.
矩形V型曲面网板的水平扩张力可增大43。
A Primary study on type, structure and performance of trawl otter board
拖网网板型式、结构与性能的研究与应用进展
the middle lower part of the bucket body (1) is also fixed with an otter board (3);
在所述的斗身（1）的中下部还固定安置一个网板（3）；