纬圈 parallel circle
filling snarl
- 相等纬度的连线叫纬圈。
Lines of equal latitude are called parallels. - 计算地球经、纬圈长度的年变化率表明,南半球在扩张,北半球在收缩。
The annual variations of the longitudinal and latitudinal circle lengths demonstrate that the southern hemisphere appears to be expanding, while the northern hemisphere looks like contracting. - 罗拉式储纬,纱圈之间的间距可调节,适应各种纬纱特别是强捻纱的面料织造。
Roller abb feeding with adjustable coil distance,suitable for all kinds wefts especially the weaving of fabrics with strong twisting yarn.