Sailors hove up the cable with windlass or capstan.水手们用绞盘或起锚机把缆绳拉起来.Capstan imagesetter works such as shown in Figure 2.绞盘式照排机的处事道理如图2所示.The two part capstan I turned and mounted the lower half.我镟制并安放两组分绞盘的下半部....
氧化还原反应在铁和锰的增溶和沉淀中具有重要作用.Oxidation - reduction reactions are important in the solubilization and precipitation of iron and manganese.有机物 、 褐铁矿和氧化锰的含量影响着成矿元素含量的变异.The contents of organic material, limonite and manganese hy...