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- Multistage sampling in forest inventory is not restricted to fixed-area sampling units. 森林资源清查中,多阶抽样并不局限于固定面积的抽样单元。
- Methods A total of 550 students in 4 junior schools were sampled with multistage sampling and surveyed. 方法通过多级随机抽样抽取济南市4所初中550名初一学生,采用问卷调查。
- Methods: 2807 subjects were randomly selected from four districts in Anshan by multistage sampling method. 方法采用多级抽样方法对鞍山市4个区共2807名居民过去1a中的伤害情况进行回顾性调查。
- What I need is nothing but a sample. 我需要的不过是一件样品而已。
- The nurse took a sample of my blood for tests. 护士抽了我的血样去化验。
- Airmail revised price list but full range sample within fortnight. 航空寄上订正价格表,全套样品两周内寄出。
- His job is to sample products for defects. 他的工作是抽样检查产品的瑕疵。
- He sent me a sample copy of the book. 他寄给我一本样书。
- He dipped into the bag and brought out a handful of sample wheat. 他把手伸进袋里,取出一把小麦样品。
- A multistage rocket projects missiles into space. 多段式火箭把导弹发射至空中。
- A style or individual sample of writing. 笔迹个人的书法笔迹或风格
- Design of Multistage Power Amplifier in Ku Band. Ku波段多级功率放大器的研制。
- This paper studies a multistage survival model. 分阶段生存模型的均衡保费计算。
- Thousands of people have written in to us for a free sample. 现已有数千人给我们来信索要免费样品。
- I have forwarded you by rail the sample you write for. 我已经把您写信索要的样品通过铁路送给您。
- You must send some sample to the customer before you go abroad. 在你出国之前,应该先寄给客户一些样品。
- 2807 subjects were randomly selected from four districts in Anshan by multistage sampling method. 方法采用多级抽样方法对鞍山市4个区共2807名居民过去1a中的伤害情况进行回顾性调查。
- multistage sampling in forest inventory is not restricted to fixed-area sampling units 森林资源清查中,多阶抽样并不局限于固定面积的抽样单元。
- The distributor look with favor on your sample shipment. 您发来的样货得到了经销商们的赞许。
- Write now to this address and we will send you a free sample by return. 按此地址函索即免费寄奉样品。