查询词典 drainage-tube

The result shows that the drainage of surface drilling well reduces the gas concentration of outtake air in working face to a great degree and the drainage effect is restricted by factors of coal seam and location of surface drilling well.

研究结果表明：地面钻井抽采将很大程度上减小工作面回风流的瓦斯含量，且抽采效果受到煤层条件和钻井位置的制约。

The therapy of rinse and drainage after placing the drainage catheter into the cavity by CT guiding has many advantages such as high efficacy,easy operating,litter suffering,short time,less cost,which is worth of spreading in clinic work.

CT引导下脓腔置管引流、冲洗治疗肺脓肿具有疗效确切、治愈率高、操作简单、创伤孝疗程短、医疗费用低的特点，值得临床推广应用。

The application of P47 retention and drainage aid in offset papermaking could consistently improve the first pass retention, reduce the loses of fines and other chemical materials, speed up the water drainage from wire and press parts, lower the production cost and have a great potential for broad application.

使用P47助留助滤助剂抄造胶版印刷纸，能长效稳定提高网部单程留着率，减少纤维和其他化学原料的流失，加快网部和压榨部的滤水，减少生产能耗，降低生产成本，有广泛的推广应用价值。

From the beginning of the 1990s has so far developed more than 100 specifications of the products presses are the main bellows production lines, large-diameter PVC drainage, sewerage lines, PE large-diameter gas supply, drainage pipe production lines, plate production line, granulation production lines, Plum of the production line, PP-R pipe production lines, one-to two-pipe production lines and 240 T, 180T Profile production line, plastic extrusion machines, high-speed mixer, mixed plastics and various auxiliary units and exported to the Philippines, Vietnam, Thailand , Malaysia, Russia, Iran and other places.

从90年代初起至今共开发了100多个规格的塑机产品，主要有波纹管生产线、大口径PVC排水、排污生产线、PE大口径煤气、供、排水管材生产线、板材生产线、造粒生产线、梅花管生产线、PP-R管生产线、一模双出管材生产线及240T、180T异型材生产线、塑料挤出机、高速混合机、混合机组以及各种塑料辅机，并远销菲律宾、越南、泰国、马来西亚、俄罗斯、伊朗等地。

The main construction task includes (1) total length is 3.5km modification project of trunk canal of Xiao River in the Private Operated Land, drainage cross section is 2.5×3m spear plate culvert,(2) infrastructure of the road drainage and protecting against flood of both ends of Huitong Road and Medicine Land B area, total length is 6000m.

项目建设规模及内容：项目计划占地面积100亩，主要建设内容包括⑴民营园内潇河干渠的改造工程全长3.5公里，排水断面2.5 X3M的盖板涵。⑵汇通路两侧及医药园B区的道路排水及防洪设施，全长6000 米。

The drainage system is formed by drainage system 、 Sewage Treatment plant and final disposal facility.

该排水系统是由排水管系、废水处理厂和最终处理设施组成。

Installation technology and application of the long-distance grp sand pipe;2. drainage pipe and field test of GRP sand pipe construction technology, we draw the conclusion that GRP pipe is applicable for drainage pipe of port engineering.

通过对玻璃钢夹砂管与钢筋混凝土排水管的综合性能比较及对玻璃钢夹砂管施工工艺的现场测试，得出&玻璃钢夹砂管完全适用于港口工程的排水管道&的结论。

The development of regional economy interrelates closely with the development of regional transportation. In addition, Zhu jiang is the important shipping artery of our country. Zhu jiang economic zone is a kind of typical drainage area economy, as we all know, the development of the shipping transportation is a hinge of the stratagem of Zhujiang drainage area development.

区域经济的发展与区域内交通运输的发展是密不可分的，而珠江是我国仅次于长江的水运大动脉，珠江区域经济带是典型的流域经济，航运交通的发展在整个流域经济发展的战略中具有举足轻重的作用。

Especially the drainage area of upper reaches of Yellow River in northeast Qinghai-Tibet Plateau, the drainage area of upper reaches of Yangtse river, lower reaches of Brahmaputra in southern Tibet and the upper reaches of Nujiang river, Lancangjiang river and Jinshajiang river in southeastern Tibet, are centralized areas that geological hazards occur, in which the earthquakes, rockfalls, landslides and mudflows are most typical, severe, and mostly hazards in human modern engineering activity and living environment.

尤其是青藏高原周缘西北部的黄河上游流域、东南部的长江上游流域、西藏南部的雅鲁藏布江下游区及其东南部的&三江地区&，成为地质灾害事件集中发生的区域，其中的地震、崩滑流、断裂活动等地质灾害效应最为强烈，成为影响现代人类工程活动和生存环境的主要灾害。

According to the distribution law of three zones in uncovering coal and the relation between the distribution law and delay outburst, the prevention and control technology is brought up, which firstly adopts gas drainage in the coal through drainage hole to release the outburst power by stages, and then intensifies the intensity of uncovering coal and increases the length of stress relaxation zone and stress concentration zone by using the liquid injecting and freezing to prevent the coal rheology. At last, the shoring measures to prevent roof falling is tabled.

根据掘进工作面附近暴露煤体的&三区&分布规律及其与延时突出的关系；提出先采用钻孔抽放石门突出煤层瓦斯等措施分阶段释放煤与瓦斯突出动力源；再用注液冻结技术增强揭开煤体的强度、增加集中应力区和卸压区的长度来防止被揭开煤体发生流变而导致延时突出的防突技术；以及在揭煤后采取迅速支护防止空顶和冒落等防治措施。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。