They will revert to tilling the earth in an old-fashioned way.他们将回归到用老方法耕地。Sedimentation ceases: tilling or folding is accompanied or followed by uplift.沉积间断,即掀斜或褶皱伴生或伴随着抬升运动.Behold yonder peasant tilling his field in pe...
●滚筒开槽.滚筒的高、速端带有通风式气胎离合器.The chains are pressure lubricated.介绍了气胎离合器的工作原理 、 特点及安装调试等.This paper introduced the working principle, characteristics, erection and adjustment of pneumatic - tyred clutch.我们公司主要生产轻卡轮胎, 子午轮胎,农用轮...
Unfortunately, there is little prospect of seeing these big questions answered.不幸的是，几乎不可能看到这些重大问题得到回复。The prospect of easy profits has attracted the wrong kind of businessman.轻松捞取利润的可能性吸引了一拨不良商人。The prospect of waiting a...
Conclusion: Total laminectomy destroyed the stability of lumbar spine.结论: 全椎板切除术极大破坏腰椎稳定性.Methods: Discontinous laminectomy and non - trauma incision of spinal ganglion is the main surgical technology.方法: 致压物摘除、神经根节部的无创减...