The strain in lengthwise direction of the corrugated steel web is close to zero, much smaller than that of the concrete plate.
波形钢腹板的纵向正应变值比混凝土顶板、底板小得多，数值上接近于零。
Uneven temperature already existed in plate lengthwise direction before cooling, and the uneven temperature tendency was aggravated after it cooled.
中厚板控制冷却时钢板的长度方向温度不均，冷却过程加剧了钢板纵向的温度不均匀性。
A porous film for use as an electrolyte film in fuel cells. In the film, mechanical properties in the lengthwise direction are equal to those in the width direction.
本发明获得一种燃料电池电解质膜用多孔膜，其具有在纵向和横向方向上相等的机械特性。
A porous film for use as an electrolyte film in fuel cells. In the film, mechanical properties in the lengthwise direction are equal to those in the width direction.
本发明获得一种燃料电池电解质膜用多孔膜，其具有在纵向和横向方向上相等的机械特性。
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