There are lots of good things in Korean films, what we can do is discard the dross and select the essence.(韓劇中好的東西還是有的，不能“一竿子打翻一船人”，必竟我們要做的是“取其精華，棄其糟粕”。)

Electrolytic carbon dross was thrown away as industrial refuse in the past and it wasted resource and polluted seriously environment.(以往電解炭渣作為工業垃圾扔掉，既浪費資源，又嚴重污染環境。)

Talent concept: Ethics first, abilities second, academic degree third, position scientifically, remain the elite and reject the dross.(企業人才觀：品德第一，才干第二，學歷第三，科學定位，去劣存精。)

The recovery of hot galvanizing dross was paid more attention along with the decreasing of original raw zinc resource.(隨著鋅礦原生資源的日益減少，鋅渣的回收問題越來越受到人們的重視。)

SLY Screw Conveyor and Presser is subsidiary device of Grit Removal, used for compressing excessive water out of dross and transmitting.(SLY螺旋輸送壓榨機為格柵除污配套設備，把格柵機撈取的渣污通過本機壓榨排除其水分，縮小污渣體積。)

The world's not perfect things, such as world famous as well as negative thinking, and other dross.(世界上并沒有十全十美的東西，比如世界名著，也有消極的思想等糟粕。)

Frequent skimming or improper skimming can cause a much higher dross loss.(撇渣過頻或操作不當會使浮渣損失很大。)

Cinder scraping manipulator which is the dedicated device used for removing the dross on the surface of the melting metal liquid.(扒渣機械手是冶金行業普遍使用的，用于清除熔融金屬液表面浮渣的專用設備。)

Its essence and dross coexist.(其精華與糟粕并存。)

The paper presents design features and application of copper dross rotary kiln.(闡述了銅浮渣回轉短窯的設計特點及實際應用情況。)

His face was transfigured, purged of all earthly dross, and pure and holy.