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All piping and fittings must be suitable for use with potable water and meet the requirements of local codes.
所有管道和连接件必须适用于使用生活用水,并符合当地规程的有关要求。
youdao
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All piping and fittings must be suitable for use with potable water and meet the requirements of local codes.
所有管道和连接件必须适用于使用生活用水,并符合当地规程的有关要求。
youdao