1)  divided road (美); dual carriageway road (英)
双幅式路; 分上下行车道的道路
2)  Two-amph tude
双幅
3)  twin decks
双幅桥面
1.
Aerodynamic interference effects of twin decks bridges with long span;
大跨度双幅桥面桥梁气动干扰效应
2.
The distances between the twin decks and wind attack angles were changed during the wind tunnel test to study the effects on aerodynamic interferences of aerostatic coefficients of twin decks.
针对大跨度双幅桥面桥梁三分力系数的气动干扰问题,采用风洞试验方法对某在建大跨度双幅桥面桥梁的气动干扰效应进行研究。
3.
The authors in this paper have made wind tunnel tests for segment models of two twin-deck bridges now being constructed in China and have conducted a study of the aerodynamic interference effect between the twin decks and the influences of the effect on the flutter stability,vortex-excited vibration and static aerodynamic characteristics of the bridges.
基于2座国内在建的双幅桥面桥梁进行节段模型风洞试验,研究双幅桥面之间的气动干扰效应及其对桥梁颤振稳定性、涡激振动特性和静气动力特性的影响,单、双幅桥面风洞试验结果的差异表明两桥面之间存在不可忽略的气动相互干扰,并可能对桥梁振动产生不利影响。
4)  two-amplitude control
双幅控制
1.
A pulse width modulation(PWM) control strategy based on two-amplitude control technology was given.
深入分析了有源箝位谐振直流环节逆变器的工作原理,采用双幅控制的脉宽调制控制方案,提出了一种新的适用于有源箝位谐振直流环节逆变器的建模方法。
2.
A novel two-amplitude control strategy for active-clamped resonant DC link inverter is proposed.
针对有源箝位谐振直流环节逆变器提出了一种新的双幅控制策略。
5)  two-amplitude rotation
双幅旋转
6)  double-roadway
双幅路
1.
Through referring the design methods of the urban road cross sections at home and abroad, the article carries out the contrast study of the double-roadway and three-roadway road cross sections, sets forth their advantages and disadvantages, and sums up the principle to select the type of road cross section.
该文通过参考网内外城市道路横断面的设计方法,对道路横断面双幅路及三幅路形式进行了对比研究,阐述了它们各自的优缺点,并总结了道路横断面形式选择的原则。
参考词条
补充资料：下行式反应器
分子式：
分子量：
CAS号：

性质：是循环流化床的一种新型装置。反应器中的流体和固体是沿重力方向自上向下流动的，可避免固体颗粒受重力作用而产生的反混，且比升管式反应器简化了循环流化床的结构。可提高反应效率，还可提高主产物的反应选择性。此类反应器可用于催化裂化、催化裂解、热裂解制乙烯、木材或农产废料热裂解等。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。