analysis of difficult points  难点剖析

difficult in seeing a doctor  看病难

difficult in seeking medical care  看病难

Difficult Points  难点; 难点突破

main and difficult points  重点与难点

personnel in difficult  被困人员

technical difficult points  技术难点

brilliant points in development  发展亮点

Change points in volatility  方差变点

Controlling points in the quality  质量控制点

densifying control points in the office computation  电算加密

drawing in points  点师

exactly locating boundary points in water  水域中界址点准确定位

Five Main Points in Choosing Converter  选用变频器五要点

key points in operation  操作要点

Key Points in the Construction  施工注意要点

key points in writing  写作要点

main points in application  研究

points in process  工艺点