Also, when a proposed contract involves either R & D or supplies and materials, in addition to construction or architect-engineer work, the contracting officer shall use the basic clause. 此外,当一个拟议的合同涉及研发、用品和材料,除建造或建筑师进行设计要参与外,包工人员也应知晓和运用这些基本条款。
Changes clause : A clause in a contract giving a contracting officer the right to make unilateral changes to a contract, provided that the changes are within the general scope of the contract. 变更条款:合同中的一项条款,它给予签约官员单方面对合同作某些变更的权力,但这种变更仅限于合同总的范围以内。