1、But I do know a few things. I know that the cost of every U. s. sample survey is going up.
但是我對情況也略知一二，我知道每個樣本調查費都在增加。

2、MethodsCarried out a sample survey of 150 health care personnel hand-washing behavior.
方法對150名醫(yī)護人員的洗手行為進行抽樣調查。

3、Note: figures in this table are sample figures in 2006 sample survey on population change.
注：本表數據為2006年人口變動情況抽樣調查樣本數據。

sample survey翻譯