He also wants to make permanent a tax credit for research and experimentation.
他还想把各企业在研究和实验方面获得的一项税务优惠永久化。
I want to make the research and experimentation tax credit permanent.
我希望将为研究和实验提供的税收抵免永久性固定下来。
The methods of this research were investigation and experimentation.
研究采用调查和实验相结合的方法。
The methods of this research were investigation and experimentation.
研究采用调查和实验相结合的方法。
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