给一个数组中添加想要的对象字段

原始数据【{a,b,c,d}，{a,b,c,d}】,最终数据【{a,b},{a,b}】

    let orderPayMans = []
    let list = this.data.ratioList
    for (let i in list) {
      orderPayMans.push({
        salesman_uid: list[i].salesman_uid,
        salesman_type: list[i].salesman_type,
        damt: list[i].drate,
        remarks: list[i].remarks
      })
    }