Since papyrus dries up and crumble, very few documents of ancient Egypt have survived.因草片会干裂成粉末所以古埃及的文件很少保存下来.Canvas stiffens as it dries.帆布干时变硬.Clamp the two pieces of wood together until the glue dries.用夹钳把两块木板夹紧,等胶水干了...
土壤中的养分除氮外, 最初的来源都是母岩.The nutrient in soil divides nitrogen outside, prime source is Mu Yan.另外,还简略介绍了生物除氮磷的基础理论.It also summarizes basic principles on biological nitrogen and phosphorous asas some new significant views....
Mitzi nodded a perfunctory acknowledgement as her glass was filled.杯子被倒满时米芝敷衍性地点头示意。He brushed by with a perfunctory wave to the crowd.他擦身而过，朝人群敷衍地挥了挥手。Our interest was purely perfunctory.我们的兴趣只有三分热度。...
这次冲突是否是权威瓦解的征兆 呢 ?Was this clash the symptom of disintegrating authority?他的抵抗终究是会瓦解的.His resistance will break down in time.上述种种,说明了亚述帝国瓦解的历史必然性.All these show that the collapse of the Assyrian empire of historical inevi...
A change in enthalpy also takes place when a change of phase occurs.相发生变化时,焓也发生变化.Curing shrinkage, temperature and curing enthalpy of benzoxazine based on diphenyl oxide resin were investigated.研究了苯并口恶嗪二苯醚树脂固化时的体积收缩率 、 ...