In the globalization of today, how to carry on the valid protection and development of the paddy rice culture is a serious challenge that we are facing.

在全球化的今天，如何对稻作文化和遗产进行有效的保护和开发，是我们面临的严重挑战。

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The monitoring of the outside shareholders is valid in the specific legal environment only; it is invalid under the condition that the legal protection for investors is poor.

外部股东的监督只有在特定的法律环境中才是有效的，在投资者法律保护较差的条件下则是无效的。

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A valid Construction Noise permit issued by the Environmental Protection Department is required for the carrying out of percussive piling during the permitted hours.

如须于核准时间内进行撞击式打桩工程，必须事先取得由环保署签发的建筑噪音许可证。

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Hiding assets is not a valid asset protection strategy.

FORBES: Beware Of Asset Protection Scams

But he notes that people are less likely to regard business methods as a valid subject of patent protection.

FORBES: How To Protect Your Business From Copycats

At December's UN climate change conference in Bali, Indonesia, leaders from all countries can find common ground to ensure forest protection is included as a valid, direct and immediate action that generates measurable carbon credits.

BBC: NEWS | Science/Nature | Seeing the carbon for the trees