记录电极为同心圆针极。
主要产品有排针、排母，简牛、牛角，圆针、圆孔ic插座，排线以及其它各类连接器。
Our main products are pin header connector, female header connector, box header connector, ejector header, round needles, IC sockets with round holes, flat cables and other types of connector.
针对亚麻纺纱使用圆针所产生的性能差异而研制应用圆尾扁针，以提高亚麻纺纱工艺质量，获得了良好的综合效益。
Improving the quality of flax spinning process, and obtaining good benefit by studying and using the round tail flat needle on the base of different properties of the round pin in spinning.
圆头针用来缝制高档针织精编织物。
专业生产：玩具球网，针通绳，圆扁绳，松紧绳心及各种手饰品用的绳带。
Professional production: toy ball net, pass the needle rope, round flat rope, elastic rope heart and used a variety of hand.
叶15～20，卵形到倒卵形或倒披针形，有锐尖或钝圆，6×2.7厘米，3毫米厚，深橄榄绿色微染紫色，有横向和纵向的暗纹。
Leaves 15 - 20, ovate to obovate or oblanceolate, acute or obtuse, 6 x 2.7 cm, to 3 mm thick, dark olive green tinged purple, with transverse and longitudinal markings.
曲轴两端面中心孔的定位方法是，将 曲轴放到该定位划线台滚轮支架的滚轮上，使划针在曲轴两端面上画圆。
The bent shaft is mounted on the roller for positioning the roller brackets of the laying-out table and scriber pictures circle on the two ends of the bent shaft.
大多数面料使用17号针。14号针用于高档面料，圆头钉用于高档针织面料。
The model number 17 will usually do for most fabrics, number 14 for fine fabrics, and ballpoint pins for fine knits.
大多数面料使用17号针。14号针用于高档面料，圆头钉用于高档针织面料。
The model number 17 will usually do for most fabrics, number 14 for fine fabrics, and ballpoint pins for fine knits.
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