roll core meaning in English
辊芯
Examples
- Place your duplicate address labels inside roll cores or between top layers of material
请在卷状物内部或最上层之间放置地址标签的副本 - The scouring velocity of the molten steel against roll core is the highest and lower when the pouring angle is 15 and 90 , respectively
浇注倾角为15时，钢液对辊芯的冲刷速度较大，而浇注倾角为90时，钢液对辊芯的冲刷速度较小。