搜元素提供国外优质的免版权矢量素材资源免费下载，该资源的中文名称是：Industry concept icons set. Technology development. Manufacturing, provide service, research and development idea thin line illustrations. Vector isolated outline drawings. Editable stroke，英文名称是：Industry concept icons set. Technology development. Manufacturing, provide service, research and development idea thin line illustrations. Vector isolated outline drawings. Editable stroke，该资源由网友上传，提供高速下载。
