var attrArray = new Array(); var attrValueMap = {}; attrValueMap['端口尺寸（英寸）'] = '1/2 '; attrValueMap['端口尺寸（毫米)'] = '15mm '; attrArray.push(attrValueMap); console.log("attrArray : "+attrArray.length); var attrValueMap = {}; attrValueMap['端口尺寸（毫米)'] = '20mm '; attrValueMap['端口尺寸（英寸）'] = '3/4 '; attrArray.push(attrValueMap); console.log("attrArray : "+attrArray.length); var attrValueMap = {}; attrValueMap['端口尺寸（毫米)'] = '25mm '; attrValueMap['端口尺寸（英寸）'] = '1 '; attrArray.push(attrValueMap); console.log("attrArray : "+attrArray.length);