不幸的是,这种“座曲式”结构的键盘早就被“橡胶圆点”式键盘所取代了。后者的键帽下附有小按棒,按键被摁下时按棒就会触动分布在一层塑料薄膜上的橡胶圆点。
The buckling spring method, unfortunately, has long been replaced by the 'rubber dome,' where little sticks on the underside of the keys press down on rubber domes laid on a plastic underlay.
本实用新型涉及一种穿筋式钢管混凝土柱-帽型组合梁连接节点,属于结构工程领域。
The utility model relates to a steel bar reinforced connection node between a steel tube-cement column and a cap-style composite beam, and pertains to the constructional engineering field.
本实用新型的理发帽可分套头式和围颈式两种,结构简单美观,成本低,使用方便。
The utility model has pull-over and pen neck types of hairdressing caps. The utility model has the advantages of simple structure, beautiful appearance, low cost, and convenience.
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