What is the level of competition in the Indian market for air pollution control equipment?

印度的防止大气污染设备市场上的竞争层级？

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What are the selection criteria used for selection of air pollution control equipment supplier?

选定防止大气污染设备供应商的标准？

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It will take costly new pollution control equipment requiring expensive maintenance to comply with these regulations.

为了符合法规。需要采用新的污染控制装置。造成制造者需要负担昂贵的装置维修费用。

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Most are "small, old, and lack advanced pollution control equipment, " the study found.

MSN: 'War on coal'? Why Obama might not be industry's worst enemy

Many Midwest coal plants were built back in the Eisenhower and Kennedy years, and have not yet been retrofitted with modern pollution control equipment.

WHITEHOUSE: Energy and Environment Latest News | The White House

By installing pollution control equipment that cut all of its releases that include mercury, it avoided significant legal battles while also improving its system reliability.

FORBES: Coal Plants Belching Out Less Mercury