常見(jiàn)例句雙語(yǔ)例句Powdered carbon can clean away fingerprint, oil stain on lens, and do not scratch or damage lens.碳粉頭更可清除鏡片上難清潔的指印、油污等頑固污漬，且不會(huì)刮花、損傷鏡頭；Unlike plastic with powdered carbon blades that bend and flutter, the carbon fibers in the Lakota blades are 7 times stiffer than common steel, and carry the loads from tip to root.不像含碳的塑料葉片那樣易彎曲與擺動(dòng)，在LAKOTA葉片內(nèi)的碳纖維硬度是普通鋼的7倍，能從頂?shù)降走\(yùn)載。The effect of powdered activated carbon (PAC) on the fouling in a submerged membrane bioreactor was investigated.通過(guò)試驗(yàn)考察了粉末活性炭（PAC）對(duì)一體式膜-生物反應(yīng)器中膜污染的影響。 返回 powdered carbon