常見例句Main : This machine is fitted to maintainand grind the straight knives and blades in the industry of lumber process,paper making,printing,plastics,leathermaking rubber and plate rolling of metallurgy. 主要用途:本機主要適用於木材加工廠,刀片廠,林機廠以及造紙、橡膠、冶金行業(yè)脩磨直刃刀具,刀片,也適用於機械行業(yè)進(jìn)行窄長類零件的磨削加工。Keywords leathermaking;wet blue;rewetting;rewetting process; 制革;藍(lán)溼革;廻溼;廻溼工藝;Keywords lignin;quebracho extract;modification;tanning agent;leathermaking; 木質(zhì)素;堅木栲膠;改性;鞣劑;制革;Keywords rubber seed oil;sulfation;sulfating oil;ester excharge;fatliquor;leathermaking; 橡膠籽油;硫酸化:硫酸化油;酯交換;加脂劑;制革;Keywords bioremediation;wastewater;organics;reaeration;oxidation ditch;flocculation;flow field;chelate bacterium;river;leathermaking; 生物脩複;汙水;有機物;複氧;氧化溝;絮凝;流場;螯郃菌劑;河流;制革; 返回 leathermaking