Due to the particularity of retractable structure, design of this type of project must greatly differ from that of normal structure and be more difficult than the latter.
由于开合结构的特殊性决定这类工程的设计不同于常规结构，存在较大难度。
Retractable roof structure lets building have indoor and outdoor using functions. It is so wildly used in modern sport facilities.
开合屋盖结构可以使建筑物同时具有室内和室外两个使用功能，已经成为现代体育建筑的宠儿。
A minute exposition of portable retractable guide ruler in its design conception, design drawing, whole structure, material selection, manufacture technology and advantages is fully comprehensioned.
详细阐述了便携式可伸缩校导尺的设计构思并给出其设计图样，介绍了该设计的整体结构、材料选用、制作工艺及优势。
The retractable bucket of the utility model has the advantages of simple structure and convenient use.
本实用新型提供了一种结构简单，使用方便的可伸缩水桶。
Aiming at the fractured mechanism of mine shaft lining under the condition of stratum subsiding, a new type of retractable drilling shaft lining structure was proposed.
针对地层沉降条件下煤矿立井井壁的破坏机理，提出了一种新型可缩性钻井井壁结构。
Disclosed is a retractable sickle saw cutter which relates to the improvement of the structure of a sickle saw cutter.
一种可伸缩镰锯刀是涉及镰锯刀结构的改进。
The results of the study can be used as a reference for the design and application of retractable drilling shaft lining structure.
研究成果可供可缩性钻井井壁结构的设计和应用参考。
The design of car for monorail retractable electric cable was designed, including the car's structure, design elements, the working principle, and so on.
介绍了单轨电缆收放吊小车的设计，包括小车的结构组成、设计要点、工作原理等。
The bridge structure is formed by the inside and outside arc end carriage and the upper and lower retractable main girder, with compact structure, light weight and beautiful and dignified appearance.
内外弧形端梁与上下层伸缩式主梁构成的桥架结构紧凑，重量轻巧，美观实用。
The bridge structure is formed by the inside and outside arc end carriage and the upper and lower retractable main girder, with compact structure, light weight and beautiful and dignified appearance.
内外弧形端梁与上下层伸缩式主梁构成的桥架结构紧凑，重量轻巧，美观实用。
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