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- double wall funnel 夹壁漏斗
- Water-proof double wall lining canopy. 防水及防雨式双层钢板保护外罩。
- This is a large on-going double wall pipe project. 这是一个很大的正在进行的双重管线项目。
- Double Wall: Threesheets of linerboard with two mediums in between. 双瓦楞纸板：二层芯纸夹在三层面纸之间。
- Most early installations have been in double wall pipes or tanks systems. 早期大多数都安装在双重管网和储油罐系统中。
- Stainless steel single and double wall temperature control containers. 不锈钢容器及带温控夹套砂磨筒。
- C、Double Wall: Threesheets of linerboard with two mediums in between. 单瓦楞纸板：芯纸粘在二层箱板纸之间，也被称为双层纸板。
- He hid his hard-earned two thousand yuan cash inside a double wall in his apartment. 他把辛苦得来的二千元现款藏在住处的夹层墙里。
- Numerous jet fuel monitoring facilities for buried double wall pipe systems dating from the late 1980's to the present. 从80年代末到现在，我们给无数的军用机场燃料监控系统埋设双重地下管网系统。
- Translucent unbreakable double wall Lexan(R) polycarbonate travel mug for hot or cold beverages. 半透明的;不容易碎的;两层壁的聚碳酸酯旅行杯;用来装冷热饮料.
- It's good for fishing.There are two type with double wall fabric floorboard and slat one so that it ... 发布者：郑伟伟所在地：山东威海市行业：交通运输职位：外销员工作年限：二年以上
- Includes the strongest double walled stainless steel inlet strainer available. 可提供最坚固的双夹层不锈钢进口过滤器。
- The mausoleum is encircled by a double wall with the inner structure extending more than 2 500 metres long and the outer one more than twice as long. 陵园周围修筑了两重城墙，内城周长2525.;4米，外城周长6064米。
- Double wall pipe is being used at this airport for a number of reasons but one major reason is pre-existing contamination. 机场用双层管道有很多原因,其中最主要的原因是预防污染。
- Various road and ramp crossings with some above ground leak detection and multiple below ground double wall pipe sections. 地上是各种道路和跑道纵横,地下是双重管道多层交错。
- The working principles, structural specialty and main design points of percussive grab and double wall casing are introduced in the paper. 介绍了双壁套管与机械式冲击抓斗的工作原理、结构特点和设计要点。
- This window punctures the building's double wall, composed of a steel skeleton clad inside and out with special, laminated glass elements. 这些窗户贯穿建筑物的双层墙，由内部镀过金属的钢骨架和外面的特殊层压玻璃构件组成。
- This article introduces the double wall shrink-fitted shell for 180,000t/y ammonia synthetic tower designed and manufactured by DBC. 本文介绍了东锅18万吨/年双层热套氨合成塔外壳的设计与制造工艺。
- In developed countries, drainage and blowdown pipes are the fields in which heavy-calibre PE double wall bellows used widely too. 在发达国家，排水、排污管也是大口径PE双壁波纹管应用较大的领域。
- Along with the standard Red Valve sleeve, we offer Double Wall (DW), Reduced Port (RP), and Cone sleeves for special applications. 作为美国红阀公司的标准配置，我们可以提供双层（DW），缩小流道（RP），以及锥形套管以满足特殊需求。
