convertible shovel

As a rule of sentence-making in classical Chinese verse, antithesis has its philosophical basis,which is manifest in the principle of thorough connection and exquisite combination of "yin", "yang",positive and negative sides.

属对者造语之则也,推其本法一气贯通之理、阴阳正反之道,言其用则属辞类合之则、而遣字巧构之工也。

As the run-of-mine ore has a high MgO content and the minerals therein are finely disseminated,direct-reverse flotation process was employed,while new types of collectors called MG and SR were introduced for direct and reverse flotation,respectively.

针对该矿石性质,采用正-反浮选工艺,以新型药剂MG和SR分别作正、反浮选的捕收剂,取得了混合精矿P2O5品位32。

According to property of Yichang phosphorus ore,A positive-negative flotation process or a reverse flotation process was used for mid-low grade of phosphorus ore of Yichang mine.

根据矿石的性质,采用正-反浮选流程或单一反浮选选别宜昌磷矿,工艺合理,产品质量较好,是开发利用该磷矿的一种新途径。

Islanding detection method of positive feedback according to inverter;

基于逆变器的正反馈孤岛检测方法

Global robot path planning based on positive feedback GA;

基于正反馈遗传算法的机器人全局路径规划

The technical,ecnomical,and environmental analyses of the test results showed that direct-reverse flotation circuit was adapted to Yichang phosphate rock.

对宜昌丁东磷矿进行了浮选、重介质选矿及重介质选矿+浮选流程实验室小型试验,试验结果的技术、经济和环保分析表明:此矿宜采用正反浮选选矿方法及流程。