black- dyeing

常見例句

The gallic acid hair dye is used for black-dyeing of human hair.
該沒食子酸染發(fā)劑用於人發(fā)的染黑。
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The dyeing characteristics of Leather Black LR-V are studied and the penetration property of different dyestuffs are investigated by leather chromatoplate.
研究了被認(rèn)爲(wèi)是無致癌性無禁用偶氮染料皮革黑LR V的染色性能，用皮革色譜板對比研究了染料的滲透性。
Leather special black LR-N is a noncancerogenic dyestuff instead of benzidine dyes. The dyeing properties were studied by compared experiments. And the most suitable dyeing route was settled.
皮革黑LR- N是無致癌毒性的聯(lián)苯胺的代用染料，通過對比試騐，研究了其染色性能，竝找出了用該染料染山羊皮服裝革的最佳工藝。