quadrant是什么意思

网络释义

用法例句

Trial-Manufacture and research of electric heating machine for final drying and aroma raising of flat tea processing;

电热式扁形茶火军锅提香机的试制研究报告

This paper briefly introduces the flat bit and pick-like bit of coal cutter's rolling barrel and their merits and demerits, analyses on the stresses of pick-like bit and its main technical features, and makes comparative analysis on the operating situations of coal cutter's cutting pan of the First Prison Coal Mine of Yangquan City before and after the transformation.

简单介绍了采煤机滚动筒扁形截齿和镐形截齿及其优缺点,分析了镐形截齿的受力情况及主要技术特征,并对阳泉市第一监狱煤矿采煤机割盘改造前后的使用情况进行了对比分析。