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『资料评论』  点击这里发表或查看更多评论 好评率:100.00% 差评率:-
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 □ [好评]知识点覆盖全面。突出考查基础主干知识。如16题考查卤代烃的水解,醇的氧化,酯化反应等。18题在教材基础上考查铅蓄电池。整体而言,综合性较强,要求学生必须有很好的知识脉络和联系。作为普通校的测试卷,90分钟难以完成,需要修改。yaya4910 <1-7 14:5>
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 □ [好评]很好ladshxz <1-6 23:3>
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 □ [好评]hsywll002 <1-6 7:15>
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 □ [好评]spf1234 <1-4 19:3>
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 □ [好评]好。luofujun <1-4 18:54>
"; document.write(htxt); function sendhp() { $.get("http://www.e-huaxue.com/sendgoodbad.asp", { id: "30346787", gb: "g" }, function(data){ viewpp(data); }); } function viewpp(data) { if(data.substring(0,3)!="err") { var dpsj = data.split(","); var good = parseInt(dpsj[0]); var bad = parseInt(dpsj[1]); $("#hpp").html(GetPercent(good,good+bad)); $("#cpp").html(GetPercent(bad,good+bad)); } else { alert("只有下载过此资料的会员可以发表评价!"); } } function GetPercent(num, total) { num = parseFloat(num); total = parseFloat(total); if (isNaN(num) || isNaN(total)) { return "-"; } return total <= 0 ? "-" : (Math.round(num / total * 10000) / 100.00 + "%"); } function sendcp() { $.get("http://www.e-huaxue.com/sendgoodbad.asp", { id: "30346787", gb: "b" }, function(data){ viewpp(data); }); }