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- It is found that the stock corners tend to sharp unavoidably in grooveless rolling.The degree of sharpened corner has relations with draft ratio and the ratio of height to width of pre-rolled stock. 结果表明，无孔型轧制时轧件的角部将不可避免地趋于尖化，尖化程度与压下率及轧前轧件高宽比等因素有关；
- The effects of rotor speed, draft ratio and twist factor on the properties of elastic rotor-spun yarns were investigated, and the technology optimizing was done through the orthogonal test. 分析了转杯速度、牵伸倍数、捻系数对弹性转杯纱性能的影响,并通过正交试验对工艺参数进行了优化。
- In this paper, the relation of spandex content and pre drafting ratio is induced to. 文中还导出氨纶丝含量与预牵伸倍数间的关系式。
- Model BS368 Lap Draw Frame is a high efficient preparation machine for Comber, easy operation, high automation and reasonable doubling of slivers and drafting ratio. BS368型条并卷机是高效的精梳准备设备，操作简单，自动化程度高，棉条合并数、牵伸倍数分配合理。
- High speed, large draft ratio drafting system 超大牵伸装置
- Now let's draft the contract and then sign it. 那么我们起草合同，然后签字。
- He emptied the glass at on draft. 他一口气喝完了那一大杯。
- By adding auto-control driving servomeechanism system on DB200SN rotor spinning frame,pure cotton bunchy yarn of rotor spinning is spun by changing the drafting ratio with different feed quantum. 在2种长丝超喂率下,通过调整复合纱的捻系数使棉纤维和涤纶长丝复合以纺制不同类型的转杯纺复合纱。
- L/c is payable against your draft. 信用证凭汇票付款。
- Keywords polypropylene BCF filament;matt master;spinning;draft ratio;swelling; 丙纶BCF丝;消光母粒;纺丝;牵伸比;膨化;
- A preliminary draft or record of a transaction. 条约草案合约的预备性的草案或纪录
- Usually we ask for a draft in duplicate. 我们通常要求草图一式两份。
- He went to the bank to cash a draft. 他去银行兑现一张汇票。
- They were unwilling to register for the draft. 他们不愿意登记入伍。
- Turn the electric fan on and make a draft. 打开电扇通一下风。
- He drank the glass of wine at one draft. 他一口喝乾了那杯酒。
- Keywords elastane fiber;rotor spinning;rotor speed;draft ratio;twist factor; 弹性纤维;转杯纺;转杯速度;牵伸倍数;捻系数;
- One who signs a time draft or bill of exchange. 承兑人在定期汇票或汇票上签字的人
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
