2) pressing several buttons concurrently
多键齐按
1.
To meet the application requirement,the scheme supplies the abilities of repeating press and pressing several buttons concurrently.
文章介绍了基于S3C2440 CPU和嵌入式linux操作系统下的4×3矩阵键盘的驱动设计,该设计实现了重复按键和多键齐按功能,测试表明本设计按键响应速度快,性能稳定可靠。
2.
According to the need of application,the scheme supplies with many functions to support pressing the button for long time and pressing several buttons concurrently.
针对实际应用的需要设计实现了对长按键和多键齐按等功能的支持。
3) Multi-Frequency Press Button
多频按键
4) multiple-contact key-switches
多触点按键开关
1.
A new design of the large seven part digital display device for score whose working power is AC 220V and its decode operation is completed by multiple-contact key-switches.
介绍了一种工作电源为AC220V并由多触点按键开关完成译码操作的大型七段数码显示记分装置,省去了直流稳压电源与集成电路芯片。
5) multifrequency key pad
多频按键式号盘
6) press key
按键
1.
pressure forming,transfer pressure forming,injection forming,extrusion forming and secondary cure,were introduced,and the preparation of general mixed silicone rubber(high & low hardness mixed silicone rubber),as well as the preparation of mixed silicone rubber for press key(low exudation silicone rubber for press key and dynamic fatigue resistant silicone rubber for press key).
介绍了混炼硅橡胶的硫化成形方法(模压成形、传递模压成形、注射成形、挤出成形),通用型混炼硅橡胶(高、低硬度混炼硅橡胶)及按键用混炼硅橡胶(低渗出按键用硅橡胶、耐疲劳按键用混炼硅橡胶)的配制。
补充资料:多苯基多亚甲基多异氰酸酯
多苯基多亚甲基多异氰酸酯,简称PAPI,或称粗MDI,浅黄色至褐色粘稠液体.有刺激性气味。相对密度(20℃/20 ℃)1.2,燃点218℃。PAPI实际上是由50%MDI与50%官能度大于2以上的多异氰酸酯组成的混合物。升温时能发生自聚作用。溶于氯苯、邻二氯苯、甲苯等。PAPI的活性低,蒸气压低,只是TDI的百分之一,故毒性很低。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中,改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内,远离火种、热源。严格防水、防潮,避免光照。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中,改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内,远离火种、热源。严格防水、防潮,避免光照。
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