小净距隧道的中间夹岩处于复杂的三维受力状态。
Sandwiched rock between twin closely spaced tunnels is in complicated and three-dimensional stress state.
小净距隧道的爆破施工不可避免地造成围岩累计损伤,岩体力学性能劣化。
The blasting construction of small clear distance tunnel inevitably causes accumulative damage of surrounding rocks and its mechanical behaviors will be degenerated.
在现行的隧道设计施工规范中,还没有明确规定小净距隧道的设计、施工规程。
Up to now there are no explicit specifications in our country for the design and construction of twin tunnels with small spacing.
该研究结论可为类似条件下小净距隧道的爆破控制和现场监测提供借鉴与参考。
The experience and conclusions presented can be referred in the blasting controlling and site monitoring of similar tunnels.
小净距隧道是从工程实践中衍生出来的一种新的结构形式,特别适合于中短隧道。
The small spacing tunnel derived from engineering practice is a new structure tunnel, which is fit for middle and small spacing tunnel especially.
随着西部高速公路的大规模建设,受地形和施工场地的限制,小净距隧道已越来越多地在工程实际中使用。
As large scale construction of highways in West China, more small spacing tunnels have been adopted due to the limitation of landscape.
小净距隧道的主要特点是比分离式隧道占地少,比连拱式隧道造价低,造型美观;但施工难度大,技术含量高。
There are a great many of tunnels in high-grade highway, it is necessary to adopt the small clear distance tunnel.
以实际工程为例,对小净距隧道的设计与结构作一简要分析,其结果可为类似小净距隧道的设计和施工提供参考。
Taking practice project as an example, a simply analysis on design and structure of small spacing tunnel is carried on and the result can offer reference for similar small spacing tunnel.
小净距隧道是介于分离式隧道和连拱隧道之间的隧道结构形式,该结构形式比连拱隧道施工工艺更简单,且易于防水处理和造价控制。
Small clearance tunnel is a tunnel form between separated tunnel and multi-arch tunnel. It is much easier to construct, waterproof and control the cost.
他们说,不久前有两位小仙人来到一位农夫的架,花了一晚上清扫壁炉,把家里打理得干干净净。它们中一位长得像个年轻男人,另一位则像个年轻女人。
A short while ago, they say, two faeries, little creatures, one like a young man, one like a young woman, came to a farmer's house, and spent the night sweeping the hearth and setting all tidy.
未来的城市应是新型的“花园城市”,排放小或者净排碳量为零、高产、具有良好的保护动植物的意识。
Future cities will be "new garden cities," emitting low or no net carbon, productive and conservation-minded.
因热带森林砍伐导致二氧化碳排放量在过去的一年里有所下降,而且温带地区的森林再生甚至已经在热带以外创造一个小的二氧化碳净汇池。
CO2 emissions from tropical deforestation have decreased over the past year, and regrowth of forest in temperate latitudes has even created a small net sink of CO2 outside of the tropics.
小汤姆用硬面包把肉汁抹得干干净净。
记得我小的时候,每天都把红领巾洗得干干净净,叠的整整齐齐的,睡觉前放在枕头下面,怕领巾折皱不好看了。
I remember when I was small, red scarf all washed clean every day, the neat stack and on the pillow before going to bed, for fear of a bad crease scarf.
通过水泥净浆试验比较选择了减水率高、坍落度损失小、与水泥适应性好的氨基苯磺酸盐高效减水剂;
Aminobenzenesulfonic acid super-plasticizer is selected though cement paste test, which be provided with high water-reducing property, low slump loss and good compatibility with cement.
为什么啊,你的意思是我净挑量小的食物买?
半固态成形具有加工温度低,变形抗力小的特点,为高效低能实现金属近净成形提供了现实可能。
Due to the special properties of semi-solid metal, it provides a possibility for metal near net shaping with high efficiency and low consumption.
她四岁。大大的蓝眼睛,粉粉的小鼻子和干干净净的像橡皮擦的小爪垫子。
She is four years old with big blue eyes, little pink nose and clean pink paws like rubber eraser .
用草灌净片剂除草抚育比人工除草抚育具有效果好、进度快、劳动强度小的特点,还能降低抚育总成本。
Study result shows that sulfometuron methyl tables has characteristics of good effect, high speed and easy applying to the young stand weeding, so general tending cost can be minimized.
介绍了在已有铬层上补镀硬铬的方法,强调了补镀前表面净洁、反电刻蚀(阳极处理)、低电压小电流起镀等工艺的重要性及应注意的问题。
The importance of surface cleaning before replating, reverse electro-etching (anodic treatment) as well as low-voltage and small-current plating, and some problems needing attention were emphasized.
结论:超声工作尖的侧面能更有效地去净牙石和菌斑,且对牙根面损伤小;
Conclusion:Calculus and plaque can be cleaned more effectively and the damage is less severe by using the side of work tip.
结论MPCNL钬激光碎石创伤小,出血少,结石取净率高,并发症少,恢复快,是治疗老年高危肾结石患者安全有效的措施。
No severe complications were noted. Conclusions Holmium laser MPCNL is safe and effective for elderly patients and is considered as a viable option.
结论MPCNL钬激光碎石创伤小,出血少,结石取净率高,并发症少,恢复快,是治疗老年高危肾结石患者安全有效的措施。
No severe complications were noted. Conclusions Holmium laser MPCNL is safe and effective for elderly patients and is considered as a viable option.
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