井盖

Why manhole cover is round?

下水道井盖为什么是圆的?

Back when they were the evil empire where everyone secretly wanted to work, they were famous for their "brain-teaser" interview questions – Why are manhole covers round?

当微软还是一个人人都暗自想去工作的邪恶帝国时，就以用令人绞尽脑汁的问题面试而著名。例如：为什么井盖是圆的？

This paper describes the basic RTM mold design principle. Through developing and manufacturing glassfiber reinforced plastics inspection well lids, it discusses its mould design including the position of injection hole, clamping component, air outlet and so on.

本文通过RTM玻璃钢检查井盖的研制，阐述了RTM模具设计的基本原则，并对其基本结构的设计和制作过程进行了较详细的探讨和研究。

Was that bump the kerb, or just a drain cover?

碰一下路边的石头或是下水道井盖？

" Why are manhole covers round? "

为什么 下水道的井盖是圆的?

The manhole covers there just have some very wonderful unique patterns and designs.

一些井盖有着你意想不到的、独一无二的样式和设计.

According to the city's preliminary investigations, LCY owns the faulty pipe that caused the explosions, which destroyed homes, ripped off manhole covers and tore open several roads.

据高雄市初步调查，导致爆炸的破损管道系李长荣化工所有。爆炸造成沿街房屋受损，井盖被炸飞，多条道路塌陷碎裂。

Improved classical Hough transform applied to the manhole cover's detection and location

基于改进Hough变换的井盖目标检测与定位

Or the manhole cover outside your apartment?

还是你公寓外面的下水井盖?

PPS covers, plastic pipes pieces, plastic products manufacturing sales; Control of the watercourse, fittings wholesale, retail.

PPS井盖 、 塑料管件 、 塑料制品制造销售; 水道管件、洁具批发 、 零售.

The heavy rain knocked loose many manhole covers flushed away many covers inspiring one weibo user to post a picture of cleaning workers standing in front of each manhole to alert vehicles and residents.

突然袭来的暴雨松动了许多井盖，也冲走了许多井盖。有博友在微博上发布了一张照片，照片上是清洁工人站立在每个下水井前方警示车辆和行人。

I covered the patio with this flagstone.

我用石板把天井盖着。

Application of Inspection Well Cap by Environmental Protection Type Resin-Based Composite Material

环保型树脂基复合材料检查井盖的应用

The utility model is suitable for the field of building materials, in particular to be used as the materials of the separator, the panel, the floor board, the well cover or the like.

本实用新型可适用于建筑材料领域，尤其是可作为隔板、壁板、地板、井盖等材料使用。

Research on molding FRP well lid and waterspout lid

模压玻璃钢井盖、水箅的研究

The people authorized to open manhole covers could easily be trained to do It'safely.

专业人员经过简单的培训就可以做到安全的打开井盖.

Cast iron manhole cover anti impact resistance, easy rupture.

铸铁检查井盖不耐冲击, 易破裂.

Research on the steel fiber reinforced concrete with high strength used for thin manhole cover

钢纤维高强混凝土薄型下水井盖板的材料研究

The inspection well is the urban road infrastructure, inspection of the common quality failing of well covers is also the difficult problem in the urban construction.

检查井是城市道路基础设施，检查井井盖的质量通病也是城市建设中难以解决的难题。

Experimental study of mechanics charateristics of steel fiber concrete inspection well canopy

钢纤维砼井盖受力性能试验研究

The cover sat atop a shaft at an underground nuclear test site operated by Los Alamos as part of Operation Plumbbob.

这个井盖放在一口竖井的顶部，底下是洛斯阿拉莫斯国家实验室的一个地下核爆测试地，而这次试验是普拉姆勃勃行动（Operation Plumbbob）的一部分。

Brainteasers: Gone are interview questions such as: Why are manhole covers round?

智力问答：谷歌不再出这样的面试题了：为什么井盖是圆的？

The Study for Damage of Manhole Covers in a Road

某主干道上检修井盖断裂破坏理论研究

Optimum Design of Inspection Well Lid with Composite Materials

复合材料检查井盖的结构优化设计

SMC DMC molded products : Widely used in electrical field such as bus bar clamp.

广泛地适用于电器制品,防眩板,母线夹,电表箱,井盖等制品.

Some characteristic of cast iron manhole cover.

铸铁检查井盖的一些特性.

Research, Development and Application of Safe-type High-performance Composite Concrete Manhole Cover

安全型高性能复合混凝土检查井盖的研发与应用

Here's the question: Why are manhole covers round?

这个问题是: 为什么下水道井盖都是圆的?

You've got pores the size of manhole covers.

你的毛孔就像井盖一样。

Manhole covers are also gaining popularity as lamps.

井盖被改造成灯的设计也倍受青睐.