求翻译：按合同约定由甲方提供的材料、设备应为符合设计要求和合同约定的合格产品，并应按时供应到施工现场，双方共同验收并办理交接手续，由乙方负责保管。是什么意思？

正在翻译，请等待...

By contract the material provided by a party to comply with the design, equipment should be agreed in the contract requirements and qualified products on time, and should be available to the construction site, mutual acceptance and processing handover process, by Party B is responsible for safekeepi

According to the contract agreement the material, the equipment which provides by the party of the first part should for conform to the design requirement and the contract agreement certified product, and should supply the job location on time, both sides approves and goes through the connection for

According to the contract agreed by party a to provide materials and equipment should be in line with design requirements and contract qualified products and supplies to the construction site on time, mutual acceptance and the transfer formalities, party b is responsible for keeping.

正在翻译，请等待...