under suction

Aiming at wheeled WCR ( WWCR) with SSCs firstly, the influence on the motion characteristic under suction force of SSC and variable mass is analyzed.

本文首先针对带SSC的轮式WCR（Wheeled WCR，WWCR），分析了SSC吸附力和WCR自身质量的变化对其运动特性的影响。

They work under pressure or suction. Simple screwdriver adjustment. Various springs available.

可以工作在正压或负压下, 简单的螺丝刀调节, 多种弹簧可选.

The development of mkd& 5 drilling rig for gas drainage under suction

MKD&5型大口径瓦斯抽放钻机的研制

The experimental results indicate that under 10 ° attack angle, there exists an unsteady flow and large separation area near suction side of the cascade.

实验结果表明，在10°左右攻角下，叶栅流道中存在很强的非定常流动，叶片吸力面附近存在大面积分离；

Discussion on gas drainage under suction in goaf by gas migration law

利用采空区瓦斯流动规律进行瓦斯抽放的探讨

Research on improving gas drainage under suction in mining working face

提高回采工作面瓦斯抽放率的途径