1) perforated flat
开孔平台
2) drilling platform
钻孔平台
1.
The design and construction of drilling platform of one bridge under strong tidal bore condition;
某大桥在强涌潮条件下的钻孔平台设计与施工
2.
Main girder drilling platform construction of Hangzhou Xiasha bridge;
杭州下沙大桥主墩钻孔平台施工
3.
The paper gives the summary to the construction technology of the drilling platform and the bored pile for the foundation construction of 4# and 5# underwater piers of the Feiyun Jiang River Super Large Bridge of Zhejiang Section of the Wenzhou-Fuzhou Railway.
结合温福铁路浙江段飞云江特大桥水中4、5号墩基础施工中的钻孔平台形成及钻孔桩施工生产实践,介绍了采用水下包封混凝土施工钻孔平台的方法解决水中墩倾斜裸岩河床区钢护筒无法插打,在潮汐作用下无法形成牢固的钻孔平台的施工难题,为潮汐地区复杂地质情况下大中型桥梁基础施工积累经验。
3) boring platform
钻孔平台
1.
Taking the south pylon pier foundation of the Bridge for example,this paper focuses on the conceptual design of and key construction techniques applied to the boring platform for the foundation with the aim of accumulating more experiences for construction of major bridge foundations to be built in the future.
苏通大桥主塔墩采用钻孔灌注桩群桩基础,以南主塔墩为例,重点介绍钻孔平台方案的设计及施工中的关键技术,为以后大型桥梁基础施工积累了经验。
2.
This paper mainly describes the structural design of the "stool-like" marine boring platforms for construction of the foundations resting in the uncovered rock in deep water,the structural calculation of the platform foundations as well as the construction process of assembling of the platforms.
主要介绍海上深水裸岩"板凳式"钻孔平台的结构设计、平台基础结构计算及平台拼装施工过程。
4) open platform
开放平台
1.
Security Study of A Finance Network with Open Platform;
开放平台金融网络安全研究
2.
Strategies for constructing open platforms for superior disciplines in universities with multiple disciplines;
多科性大学优势学科群开放平台的构建策略
3.
A rapid forming open platform was developed for the forming of various kinds of bio-materials.
为了适应种类繁多的生物材料的成形,开发了生物材料快速成形开放平台。
6) platform
[英]['plætfɔ:m] [美]['plæt'fɔrm]
开发平台
1.
Study on the platform for power plant multimedia training simulator developing;
发电厂专用多媒体仿真培训软件开发平台的研究
2.
Design and Study on Hardware Environment of a Development Platform for Motion Control Based on DSP;
基于DSP的运动控制系统开发平台硬件环境的设计与研究
3.
The Designand Implementation of Chinese-Mongolian Electronic Dictionary Platform;
汉蒙电子词典开发平台的设计与实现
补充资料：布气临界开孔率
分子式：
CAS号：
性质：均匀分布流体的分布板的最小开孔率，也是区分高压降分布板和低压降分布板的标志。郭慕孙根据散式流态化的理论和高压降分布板的概念，导得分布板的临界开孔率式中，流量系数c=0.99[d0/t)-0.125；L为床高；g为重力加速度；u为表观线速；ρf为流体密度；△ρ为颗粒与流体的密度差；d0为分布板孔径；亡为分布板厚度，对于具有散式特征的某些细粒流化床；n=4.65；εmf=0.4。
CAS号：
性质：均匀分布流体的分布板的最小开孔率，也是区分高压降分布板和低压降分布板的标志。郭慕孙根据散式流态化的理论和高压降分布板的概念，导得分布板的临界开孔率式中，流量系数c=0.99[d0/t)-0.125；L为床高；g为重力加速度；u为表观线速；ρf为流体密度；△ρ为颗粒与流体的密度差；d0为分布板孔径；亡为分布板厚度，对于具有散式特征的某些细粒流化床；n=4.65；εmf=0.4。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条