The response characteristics in the cladding process can be obtained by the mathematic expression of flexibility of girder and an effective stool has been provided...
通过挠度的解析表达式，可获得这种爆炸加工的动态响应特性，为工程实践中优化参数和动态分析提供了有效工具。
Helicobacter pylori stool antigen test as a non-invasive detection of Helicobacter pylori infection diagnostic methods, with the characteristics of convenient, simple, easy to repeat.
幽门螺杆菌粪便抗原检测作为非侵入性幽门螺杆菌现症感染的诊断方法，具有种简便、易行、易重复的特点。
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