Technical Data Sheet

'); printWindow.document.close(); printWindow.print(); }function validateInputs() { // 验证必填字段 const requiredFields = [ document.getElementById('thickness'), document.getElementById('weight'), document.getElementById('color'), document.getElementById('coating'), document.getElementById('imageUpload') ]; return requiredFields.every(field => field.value !== '' && (field.id !== 'imageUpload' || field.files.length > 0)); }