固体矿产勘查
参考答案：
在区域地质调查和成矿预测基础上，运用成矿理论采用有关勘查技术手段方法对矿产资源进行专门性的地质调查工作。
根据所给首字母，填写单词，补充完整句子。
1. She was d_______, so she can't hear.
2. This book is about space t_______. It's very interesting.
3. — When did you a_______ in Beijing?
— I got there yesterday.
4. The students are s_______ English words in the class now.
5. Daming is going to have a birthday p_______ in his home tomorrow.
下列可作为食管静脉曲张与食管癌鉴别要点的X线征象是( )
A．钡剂通过缓慢B．管腔边缘凹凸不平C．管壁见扩张与收缩现象D．充盈缺损E．纵行黏膜皱襞消失
