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：Aircraft engineer planning with mechanician maintenance jet engine engineering technicians checking service airplane turbine diagram isometric isolated on white，英文名称是：Aircraft engineer planning with mechanician maintenance jet engine engineering technicians checking service airplane turbine diagram isometric isolated on white，该资源由网友上传，提供高速下载。
