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d.innerHTML = d.innerHTML + '<a class=\"download_word download_word_lb\" href=\"javascript:;\" id=\"vipdown\" onclick=\"showpay(1)\"><em></em>下载文档(未登录)高中化学氯知识点描述：气态氯单质俗称氯气，液态氯单质俗称液氯。氯气常温常压下为黄绿色气体，有强烈的刺激性气味，化学性质十分活泼，具有毒性。下面是小编整理的高中化学氯知识点，仅供参考希望能够帮助到大家。高中化学氯知识点①物理性质：通常是黄绿色、密度比空气大、有刺激</a>';
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