The disc material I recommend is 0.125 "thick, or possibly 0.15" for large diameter wheels (although I have little experience with larger wheels).

光盘材料，我建议是0.125“厚，或可能0.15”大直径车轮(虽然我没有什么经验，与较大的车轮)。

youdao

Mechanical parts of the disc material by vibrating bodies, transported by the conveyor roller started to round into the testing area to ensure a smooth workpiece, automatic detection.

机械部分采用振动式圆盘上料机构，由传送装置输送至滚子展开轮，保证工件平稳进入检测区域，实现自动检测。

youdao

youdao

"And based on the whole phenomenon of polluted white dwarfs and what we've learnt in the last few years, we know that there's a disc of material that must be feeding the star's atmosphere with this silicon-rich material, " he told BBC News.

BBC: 'Dirty' stars hint at Sun's future

Aside from this I did find there to be a more comprehensive selection of extra material complementing the movie on the second disc.

BBC: Dobby the house-elf

The neutron star's intense gravity raises fearsome tides on its partner's surface, tearing material off and pulling it into a disc around the neutron star.

ECONOMIST: The dizziest, giddiest stars