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Quality services chalk icon. Quality assurance. Verification and validation. Meeting requirements. Hands holding check mark. Isolated vector chalkboard illustration

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：Quality services chalk icon. Quality assurance. Verification and validation. Meeting requirements. Hands holding check mark. Isolated vector chalkboard illustration，英文名称是：Quality services chalk icon. Quality assurance. Verification and validation. Meeting requirements. Hands holding check mark. Isolated vector chalkboard illustration，该资源由网友上传，提供高速下载。