Chinese translation for "gravel stratum"

砾石层

Related Translations:

gravels:  卵石

gravel shoulder:  砾石路肩

gravel shovel:  砾石铲

gravel wall:  砾石围填层

loamy gravel:  带壤土砾石带土砾石带粘土砾石

pebble gravel:  小砾石

pack gravel:  充填砾石

bound gravel:  胶结砂砾透镜体

gravel separator:  卵石分离器

drift gravel:  冰砾沙矿层

Example Sentences:

	1.	Smoothness control of cement stabilized gravel stratum 水泥稳定粒料基层平整度控制
	2.	Study of blasting techniques of frozen gravel stratum in vertical well tunneling 立井掘进冻结砾石层爆破技术初步研究
	3.	Construction of cement stabilized gravel stratum and quality control in expressway project 高速公路水泥稳定碎石上基层施工与质量控制
	4.	In gravel stratum , the method combined soil nails and anchor pile is adopted in deep foundation pit bracing , it can obviously cut down engineering cost , raise efficiency and shorten construction period 在卵砾石地层中，采用土钉和锚杆桩联合支护技术进行深基坑支护，节省工程投资，提高工效，缩短施工工期。
	5.	Through grouting practice of design and construction , it is proved feasible and cheaper to use dam heavy curtain grouting technology for leakproof and bracing for foundation pit in the sandy gravel stratum 通过一灌浆工程设计和施工实践，说明了在含水量高补给充分的砂砾卵石层中运用大坝帷幕灌浆技术进行基坑止水和支护的可行性和经济性。
	6.	Abstract : the traditional method of anchor pile on the deep foundation pit bracing in the gravel stratum with high hardness , poor drilling and easy slump is complicated owing to difficult construction , low efficiency and high cost 文摘:卵砾石地层硬度大，可钻性差，易坍塌，这种地层的深基坑支护若采用传统的锚杆桩，施工难度大，工效低，工程造价高。
	7.	The bridge is located on the alluvial plain in the front of pearl river sloping field . its piles pass through weak soil layer , sandy clay and gravel stratum ; piles " sustaining layer sits in weak - weathering or faint - weathering mudstone 该桥位于珠江三角洲坡前冲积平原，采用桩基穿越软土、亚粘土、砂土和砾砂，持力层置于弱风化和微风化的泥质砂岩和泥灰岩夹泥岩中。
	8.	The stroke reverse circulation drilling machine of czf2000 - 1800 type is produced by our company newly to adapt to the demand of percussion drill market due to the development of road and bridge industry , it is specializedly used for pore forming of pebble and gravel stratum and hard stratum 1800型冲击反循环钻机是我公司最新研制生产的为适应我国路桥事业发展对冲击钻机市场的需求，专门用于卵砾石地层、坚硬地层中成孔的钻机。
	9.	Owing to complicated earth ' s surface condition such as the steep stratum outcropping of front - zone of mountain or the huge thick gravel stratum ' s overlay and earth ' s surface large undulation , complicated underground geology structure developed extremely such as thrust and overthrust nappe , and violent change of the lateral velocity , etc . in front - zone of mountain there are a series of problems such as serious secondary disturbance and low signal - to - noise ratio in seismic exploration gathering 由于山前带高陡岩层出露或巨厚砾石层的覆盖、地表起伏大等复杂的地表条件、逆冲和逆掩推覆等复杂地下地质构造发育、速度横向变化剧烈等原因，造成了山前带地震勘探资料采集存在次生干扰严重和信噪比低等一系列问题。
	10.	This drilling adopts crank connecting link and walking beam percussion mechanism , which make the drilling possess two percussive functions , normal drilling takes connecting link impact as main mode , when encountering special situation and the connecting link impact can not drill , it can transform into hoisting impact , the stroke length can be modulated , it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism , these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag , which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum , but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist , which not only ensures the balance state of drilling tool , but also reduces the mechanical design , and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising , and reduces the assistant operating time 该钻机采用曲柄连杆、游梁式冲击机构，使钻机具有两种冲击功能;正常钻进以连杆冲击为主，遇到特殊情况，用连杆冲击不能钻进时，可转为卷扬冲击，冲程可调，因连杆冲击机构连续工作，所以实现了自动冲击钻进，可提高钻进效率，减轻劳动强度;采用泵吸反循环的方式排渣，既能有效解决卵砾石地层、坚硬地层等特殊地层钻进的困难，又很好地解决了冲击钻机效率低下的问题;采用直齿圆柱齿轮差速机构作为主卷扬的双筒同步机构，既保证了钻具处于平衡状态，又大大简化了该机构设计，降低了成本;该钻机底盘行走移位采用步履式;钻塔采用液压起立，减少了辅助作业时间。

Similar Words：

"gravel sorter" Chinese translation, "gravel splay" Chinese translation, "gravel spotting" Chinese translation, "gravel stone" Chinese translation, "gravel stop" Chinese translation, "gravel supply cylinder" Chinese translation, "gravel support" Chinese translation, "gravel terrace" Chinese translation, "gravel thickness" Chinese translation, "gravel to sand interface" Chinese translation