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- In general, sampling frame based on household registration becomes troublesome due the biases from social mobility. 作者指出由于社会流动；以户籍资料做为抽样的依据造成偏差。
- The sample frame with the neoteric spindle was also introduced. 同时还简单介绍了装配这种锭子的纺纱样机。
- The sample frame with the neoteric spindle was also int... 同时还简单介绍了装配这种锭子的纺纱样机。
- Influence of and Remedial Measure for Incomplete Sampling Frame 不完整抽样框的影响及补救的方法
- Sampling Frame for the Survey of Enterprises under Quota Limits 限额以下贸易业抽样调查中的抽样框问题
- Error Analysis of Sampling Frame of Missing Units and Non-target Units 对丢失单位和包含非目标单位抽样框偏误的研究
- The bevel of that picture frame was damaged. 那个镜框的斜角已被损坏了。
- Her slight frame was shaken by bouts of coughing. 她纤弱的身躯因阵阵咳嗽而发颤。
- The painter stretched the canvas on a frame. 画家把油画布紧绷在画框上。
- It is not easy to true up a frame. 做个标准的框架也不容易。
- This athlete has a powerful frame. 这位运动员有着魁梧的体格。
- It takes long to frame up an article. 构思一篇文章要花好长时间。
- The metal frame tends to twist under pressure. 这种金属框受压後容易变形。
- The mayor is a man of square frame. 市长是个体格魁梧的人。
- The door is not true to the frame. 这门与门框的尺寸不一致。
- I spent a few days sampling the literature of social science. 我花了几天时间浏览有关社会科学的文献。
- His lips could hardly frame the words. 他几乎说不出话来。
- The door fits flush into its frame. 门正好与门框紧密吻合。
- The frame of the umbrella is made of metal. 伞的骨架是金属制的。
- He was in a bad frame of mind this morning. 今天上午他心情恶劣。
