查询词典 rock-solid

The omen and post stages of rock burst of the surrounding rock-fault system can be described by analytic way.

给出断层失稳前后的错距和围岩弹性能释放量计算公式。

The easiest way to distinguish the brown rock crab, or Pacific rock crab, is to look for red spots.

最简单的方法区分褐色岩石螃蟹，或太平洋岩石螃蟹，是寻找红色斑点。

Rock crystal The transparent colorless variety of quartz is still known as rock crystal.

岩石水晶石英透明无色的品种仍然为人所知当岩石水晶。

Penetration rate of the rock drill set is 2 times as high as that of pneumatic rock drills.

该凿岩机凿岩速度是气动凿岩机的2倍，能耗仅为气动的1/2。

Among the above products, Hydraulic rock drill and Hydraulic rock and concrete splitter are our patented products.

其中液压凿岩机和液压劈裂机是本公司的专利产品。

YDT26 Electric-hydraulic Rock Drill Set is one of a series of products developed on the basis of YDT31 Electric Rock Drill.

YDT26型电液凿岩机组是在YDT31型电动凿岩机基础上发展起来的系列产品之一。

In actual operation of drill rig, premature damages of rock drill occur frequently, while the situations of damage are not the same due to different rock drill manufacturers.

在凿岩台车的实际使用过程中，凿岩机过早损坏的现象经常发生，但由于凿岩机的制造商不同，损坏的情况也不尽相同。

In this dissertation the analysis of the hydraulic rock breaker and rock drill at home and abroad leads to an return oil chamber of a new hydraulic impactor.

液压冲击器是液压凿岩机和液压碎石机主要执行机构，设计的好坏直接影响到液压凿岩机和液压碎石机的性能。

YDTJ1 Self-propelled Rock Drilling Wagon is one of a series of products developed on the basis of YDT31 New Type Electric Rock Drill.

YDTJ1型机动式凿岩车是在YDT31型电动凿岩机基础上发展起来的系列产品之一。

The field test of GF20D tools to drill moderate hard rock and hard rock showed that under the same conditions,the GF20D is at the top of similar products.

并且选择了适应于中硬、硬岩层使用的合金牌号GF20D进行现场试验，结果表明：在相同的使用条件下，牌号为GF20D的新型凿岩用硬质合金的材质达到国内外同类产品的先进水平。

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。