排空

Single Screw Air Compressor immature host the first, star wheel is easy to wear, generally a year or so on the displacement is obviously insufficient, stars round tablets break easily.

单螺杆空压机主机头不成熟，星轮很容易磨损，一般一年左右就排气量明显不足，星轮片容易断。

Take a cable car in the more sea and air taxi, overlooking Port thousands of United States Department of vessels, many of the raft Shengjing; visitors bathed in a cool sea breeze, far from clean look attractive and charming beach scene in the swaying coconut, Bai Yun considerable embellishment after another blue sky, sea and the sky can be seen Skyline Department Isshiki, the pleasant scenery is memorable.

乘缆车在海面上越空滑行，可俯瞰港口处千帆竞发，渔排林立的盛景；游客沐浴着凉爽的海风，可眺望远处洁净迷人的沙滩与妩媚多姿的椰林随风摇曳，可观白云朵朵点缀蔚蓝天空，可见天际线处海天一色，怡人的美景令人回味无穷。

This indicates that the broken rocks of crushing zone, produced in the previous spring blasting, has fallen off from the chamber wall, and erupted out of the borehole with the succeeding actions of the shock-wave and the explosion gas further expansion in the chamber.

这表明二次爆扩时的爆炸冲击作用使前次爆扩产生的本已粉化破碎的岩石脱离腔体，随高速喷发的气体产物冲出孔外，从而使空腔体积因碎岩脱落排出而增大。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。