今年的挖掘可能会发现史前古器物。This year's excavations may reveal ancient artifacts.圣灯和一切金属器物都是青铜制品.The sanctuary lamp and the metal furniture were bronze.然后,他们取出每件器物加以研究, 仔细记下该物件所在图格.Then they remove each item for study, carefull...
火药是由硫 、 碳和硝酸钾组成.Gunpowder is composed of sulfur, carbon, and potassium nitrate.氨对硝酸钾的选择分离结晶效果较好.And ammonia had effective selectivity for the separation of potassium nitrate.用氯化钾与硝酸铵为原料,采用复分解法生产农用硝酸钾与氯化铵.Agricultural pot...
It makes sense to eat a reasonably balanced diet when slimming.在减肥过程中保持饮食的营养相对均衡是明智的。The Turkish situation makes the lead in tomorrow's Guardian.土耳其局势将成为明天《卫报》的头条。She now makes wonderful dried flower arrangements to...