求翻译：承包人在施工中提出的合理化建议涉及到对设计图纸或施工组织设计的更改及对材料、设备的换用，须经发包人同意。未经同意擅自更改或换用时，承包人承担由此发生的费用，并赔偿发包人的有关损失，延误的工期不予顺延。是什么意思？

Contractor in the construction of rationalization proposals put forward relates to the design drawings or construction design changes and for materials, equipment for use, subject to the consent of contracting. Unauthorized changes without the consent or switch, the contractor bear the costs incurre

Contractors for the construction of the proposed rationalization proposals involving the organization of design drawings or construction design changes and the use of materials, equipment, and shall be subject to the outsourcing agreement. unauthorized modification or change without consent, the con

Contractor the rationalization proposal which proposed in the construction involves to the design paper or the construction organization plan change and to the material, equipment changing, must pass through sends Bao Ren to agree.Without the consent of arbitrarily changes when or uses in exchange,

Contractors in construction made by rationalization proposals involving changes to the design drawings or construction organization design and materials, equipment swap shall be agreed by the client. Unauthorized changes or exchanges available without permission, the contractor responsible for costs

null