Modified polyethylene, relaxation, lead, cadmium-free.

改性聚乙烯，缓和的，无铅，无镉。

youdao

Accordingly, Nanoco has spent the past five years devising ways to mass-produce cadmium-free quantum dots.

因此，NANOCO公司在过去的五年中一直在研究大批生产不含镉元素的量子点。

youdao

Serial colour-glazes were tested in that the colouring materials are common metal-oxides, the basic glaze are lead-free, cadmium-free, zinc-free and low-magnesium frit-glazes.

以普通着色金属氧化物为色剂，基釉为无铅无镉无锌低镁透明熔块釉，研制了系列透明色釉。

youdao