试验初步表明，可用气体传感器检测鸡肉新鲜度。
The results show that the gas sensors can be used to evaluate the poultry freshness.
药理学研究初步表明D5B受体与D5受体的药理学特性不同。
The pharmacological study showed that the D5B receptor had distinct pharmacological properties from D5 receptor.
实践初步表明采用本文提出的方法，对提高基础物理实验教学效果起了重要作用。
After practice the first step shows: the methods that this paper puts forward have played an important role in improving the general physics experiment teaching result.
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