For processing the high tensile metals: carbon stell common alloy stell, hard bronze forgeable castiron. etc.加工高抗张强度的金属: 碳素钢 、 硬青铜和可锻铸铁等.Suitable for cutting metal , such as structural steel refractory steel, castiron, g...
Predictors have been constructed by modifying the Crank - Nicolson equation.预测式是利用修改克兰克-尼科尔森方程为构成的.It involved nine " major or dominant " and ten modifying genes.它有九对 “ 主或显性 ” 基因和十对修饰基因.For years he had been steadily mod...
马粪尿掺上土, 就是所谓的厩肥.Horses dung and stale mixed soil, were what we called barnyard manure.所产生的家畜粪尿量加重了环境负担.The environmental burden was became heavier due to cow's faeces and urine.古老时期城市经常是有毒地方, 弄脏由人粪尿和残骸.Cities of anc...