He patented the idea that the atom could be split.他获得了“原子可以再分”这一概念的专利权。the splitting of the atom原子的分裂The neutrons and protons form the core of the atom.中子和质子构成了原子核....
壶腹约占输卵管全长的一半.The ampulla comprises about half of the oviductal length.目的: 胰胆管壶腹梗阻可引起胆汁淤积及胰液反流.Objective: Ampulla being obstructed can cause cholestasis and pancreatic juice regurgitation.结论憩室 - 括约肌联合成形术既简单 、 安全 、 有效,又保持生...
These lath martensite first nucleates in parent austenite intergranular and twin boundary.应变诱发马氏体首先在原奥氏体晶界和孪晶界形核.A simplified model of isothermal austenite grain growth has been developed.在分析现有描述奥氏体晶粒长大模型的基础上,提出一简化模型.The...
The sediments are detrital and largely of greywacke facies.沉积岩为碎屑质,大部分属于杂质砂岩相.Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.海绿石 、 碳酸盐骨骸碎屑 、 海相化石和胶磷矿普遍出现.The sediments...