查询词典 tile pipe

The results show that the porous pipe quantity, head loss and hydraulic deviation rate of the porous pipe would increase while water head in entrance, pipe length and porous pipe permeability increasing. The head loss mainly concentrated on the top half of the porous pipe.

结果表明，随着进水口压力、管长和微孔渗灌管透水性能的增加，微孔渗灌管水流量、沿程的水头损失和水力偏差率增大，且水头损失主要发生在微孔渗灌管靠近进水口的前半段。

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 device includes a drill spigot inserting into the marebase sand layer through the upper cover soil layer, there sets air inlet, sand discharging pipe and vibration connecting pipe in the drill spigot; there sets a sand absorption head on the bottom of the air inlet and sand discharging pipe; the bottom of the vibration connecting pipe connects with the vibration head; the sand absorption head is made up of a centre cavity, ring cavity and sand absorption pipe.

该装置包括一穿透上部覆盖土层插入到海底深埋砂土层的钻孔套管，在钻孔套管内，设有进气管、排砂管和振动连接管；进气管和排砂管的下端连接一个吸砂头；振动连接管的下端连接振动头；吸砂头由一中心腔室、环状腔体和吸砂管构成。

This article introduces joint type of copper-aluminum pipe,including straight pipe butted joint,flared pipe insert joint,reducing pipe insert joint and reducing pipe lap joint,and the welding technologies in domestic and abroad,including friction welding,energy storage welding,flash welding,resistance welding,braze welding,cold butt welding and ultrasonic welding.

介绍了铜铝管的接头形式，主要包括：直管对接、扩口管插接、缩口管插接和缩口管搭接；以及国内外的焊接技术，主要包括：摩擦焊、储能焊、闪光焊、电阻焊、钎焊、冷压焊及超声波钎焊等。

The basic thoughts of applying genetic algorithms in pipe network design is: concerning the objectives of pipe diameter, defining the costs of pipe network as objective function, and considering hydraulic situation(continuous equation and cycle equation of the crossover of pipe network), velocity of flow of pipes as restraining elements, this thesis carries out the optimal calculation on the design of pipe network.

运用遗传算法进行管网优化设计的基本思路是：将管网管径作为求解对象，以管网造价为目标函数，以水力条件（管网节点连续方程和环方程）、管段流速作为约束条件进行优化计算。

In the second nodule ,I discuss the relation between the ornament of Tile-end and structures . According to the analysis of situation of Tile-end , I conclude that Tile-end is placed in the palace or more dearness structures.

第二节分析了瓦当纹饰与建筑遗址的关系，通过对三个国家出土瓦当位置的分析认为，瓦当一般在宫殿建筑或比较高等级的建筑使用。

The design and implementation of planar tile pyramid tile topological model, but this model was extended to the global level, and to achieve a global scale suitable for remote sensing images and terrain data expression of spherical tile pyramid model.

设计并实现了基于平面瓦片金字塔的瓦片拓扑模型，同时将该模型拓展到球面上，实现了适合全球尺度下遥感影像和地形数据表达的球面瓦片金字塔模型。

Air temperature ground temperature and illumination affected tile daily activity rhythm of L. vivipara, and illumination as the most important affecting factor. The lizard began to come out when the relative illumination reached to 40%. Temperature mainly affected tile numbers of activities, and the activities peaks occurred when tile ground temperature was 23℃-32℃ arid air temperature 1% as 21℃-29℃.

气温、地表温度和光照因子对胎生蜥蜴日活动节律均有影响，其中光照为控制活动节律的主要因子，当相对光照强度达到40%左右时，胎生蜥蜴开始出来活动，而温度主要影响胎生蜥蜴的活动数量，当达到最适温度（地表温度23℃~32℃，气温21℃~29℃）出现活动高峰。

There is also a significant development in floor tile production with micro-powder tile gradually replacing wear-resistant tile.

近年来我国陶瓷制品的品质及生产技术迅速发展，在地板砖的生产工艺也有质的飞跃，微粉砖坯逐渐取代耐磨砖坯的生产工艺基本成熟。

You and I can load our station wagon up with tiles from Home Depot at $3 per square foot, but even stores for the masses like Lowes and Color Tile have tile that run over $20 per square foot in their showroom so as you can imagine there are many varieties of tile at over $50 per square foot to please the hedge fund managers.

您和我能用瓦片装载我们的小型客车从Home Depot在$3每平方英尺，但是大量的甚而商店象Lowes和颜色瓦片有跑$20每平方英尺在他们的陈列室至于您能想象的瓦片有瓦片许多品种在$50每取悦的平方英尺套利基金经理。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。