Telmex's business has been further weakened by the emergence of "triple play" providers which offer phone, Internet and television by cable.
Telmex的业务进一步被“三重播放”提供商削弱，这些服务商通过电缆提供电话，互联网和电视业务。
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According to Leonard, the composite concrete deck is also economical for triple-span cable-stayed suspension bridges, but only for those with a center span of up to 700 meters.