1) end narrowing
头部拉窄
1.
On the basis of practical analysis and statistical Calculation of fore end narrowing during threading in hot strip rolling, the narrowing cause was found out and the effective measure for its elimination was put forward.
通过对穿带时带钢头部拉窄现象的分析研究和现场实际数据统计计算，阐明了带钢头部拉窄的原因及消除措施。
2) narrow size of head and end
头尾拉窄
1.
In view of appearing narrow size of head and end of hot rolled strip of SPHC,Q235B,Q215B,the causes were analyzed to roughing rolling,finishing rolling and coiling process.
针对莱钢银山型钢有限公司1500mm热轧带钢生产线在冷轧料SPHC、薄规格普碳钢Q235B、Q215B的生产过程中出现头尾拉窄的现象,通过借助测宽仪、板形仪及历史趋势查询等手段,分别对粗轧区域、精轧区域、卷取区域带钢头尾拉窄的原因进行了分析,并在粗轧头尾短行程功能(SSC)、E_1立辊磨损情况、粗轧拉钢系数、精轧活套控制、张力控制、卷取张力控制等方面提出了改进措施,最终使带钢宽度控制精度在±5mm公差范围内的达到97。
3) top pull
头部拉伸
4) rolling narrow
拉窄
1.
Solve the problem of rolling narrow at HR stripe end and improve the width and precision by optimizing and adjusting the parameter of the model.
主要通过对模型相关参数的优化调整,有效解决了头尾宽度拉窄的问题,提高了带钢的宽度精度。
5) width narrowing
宽度拉窄
1.
For width of carbon steel,problem of strip head and tail width narrowing was solved effectively through optimizing adjustment of model parameter,and strip width accuracy was improved.
本文就碳钢的宽度而言,针对带钢头尾宽度拉窄的现象,通过对模型相关参数的优化调整,有效解决了头尾宽度拉窄的问题,提高了带钢的宽度精度。
6) Ligularia stenocephala
窄头橐吾
1.
Study on chemical constituents from Ligularia stenocephala;
窄头橐吾化学成分的研究
2.
Study on chemical constituents of Ligularia stenocephala;
窄头橐吾抗癌活性成分的研究
3.
Morphological and photosynthetic characteristics of Ligularia stenocephala with shading;
遮光对窄头橐吾形态及光合特性的影响
补充资料：胎圈过窄、子口窄、圈窄等
分子式：
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
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