film roll meaning in English

薄膜卷
菲林胶卷
胶片卷
软片卷
软片轴
一卷软片

Dimensions of the cores for motion - picture film rolls
电影胶片片卷片芯尺寸
Cinematography - cores for motion - picture and magnetic film rolls - dimensions
电影技术.电影片卷和磁片卷用芯轴.尺寸
Audiovisual systems - overhead projectors - film rolls , cores and winders dimensions
视听系统.高架式投影机.胶卷卷芯和卷片机
Photography - industrial radiographic films roll and sheet and metal intensifying screens - dimensions
摄影技术.工业射线照相胶卷和胶片及金属增光屏.尺寸
Then , it sets up the tension control system ' s models listed below separately : the tramission model of ac servo , the tension model , the real - time film roll ' s diameter model , the acting force model of the tension arm , the dynamics model of the unwinding process and it has an analysis and research on them
然后，分别建立了张力控制系统中的交流伺服传动模型、张力模型、料卷实时卷径模型、张力臂受力模型及放卷过程的力学模型，并对其进行了分析研究。