针对普通测树角规在森林调查中存在的弊端 ，研究发明了一种能自动改正坡度的新型角规 ，详细介绍了其原理、结构设计及使用方法。

Focusing on overcome the shortcomings of routine angle gauge using in forest measuration, a new-type angle gauge with the function of correct slope automatically was developed.

youdao

针对普通测树角规在森林调查中存在的弊端 ，研究发明了一种能自动改正坡度的新型角规 ，详细介绍了其原理、结构设计及使用方法。

Focusing on overcome the shortcomings of routine angle gauge using in forest measuration, a new-type angle gauge with the function of correct slope automatically was developed.

youdao