var path1 = 'C:\\文件夹1\\000001~100000\\';     //源文件路径
var path2 = 'C:\\文件夹2\\000001~100000\\';     //目标文件路径

var getText = function(file){
    var ado = new ActiveXObject('Adodb.Stream');
    ado.Type = 2;
    ado.CharSet = 'UTF-8';
    ado.Open();
    ado.LoadFromFile(file);
    var text = ado.ReadText(-1);
    ado.Close();
    return text;
}

var saveFile = function(file){
    var ado = new ActiveXObject('Adodb.Stream');
    ado.Type = 2;
    ado.CharSet = 'UTF-8';
    ado.Open();
    ado.WriteText(out.join('\r\n'));
    ado.SaveToFile(file, 2);
    ado.Close();
}

var fso = new ActiveXObject('Scripting.FileSystemObject');
if( !fso.FolderExists(path2) ) fso.CreateFolder(path2);

var e = new Enumerator( fso.GetFolder(path1).Files );
var reg = /^((?:(?!->)\S)+)=(\S+)(?=\r\n|$)/mg;

for(; !e.atEnd(); e.moveNext()){
    if( !/\.txt$/i.test(e.item().Name) ) continue;
    var map = {};
    var out = [];
    var str = getText( e.item().Path );
    while( arr = reg.exec(str) ){
        var key = arr[1].toLowerCase();
        map[key] = map.hasOwnProperty(key) ? map[key] + ' ' + arr[2] : arr[0];
    }
    for( var key in map ) out.push(map[key]);
    saveFile( path2 + e.item().Name );
}
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