英语翻译1 Advance payment :PEDE will grant to the awarded bidder

英语翻译
1 Advance payment :PEDE will grant to the awarded bidder an advance payment equal to (10%) of the total value of the contract ,which will be paid against submitting commercial invoice and a bank guarantee by the contractor issued by any bank guarantee by the contractor issued by any bank adopted in Syria and equaling to the advance payment.This guarantee must be submitted during a maximum period of one month from the date of commencement order.This guarantee will be reduced gradually in proportion with the values of the delivered equipment and executed services at the rate of once every three months,upon the request of the contractor.
2 Prices should be offered in Euro currency and in Syrian Pounds to cover the value of materials and local services for foreign bidder and in Syrian pounds for local bidder.And it should be fixed and the offer should not include any equation for the revision of the prices,otherwise it may be rejected ,and the Bidder shall be considered as renouncing any claim due to rise in prices for whatever reason during the period of the validity of the contract,whether or not he benefited from the advance payment.
3Delivery and Execution Period:590 days On Turnkey basis starting from the date of the commencement order which is the date of notifying the Contractor of the letter of credit or handing over the work site on its current case which is coming later on turn key basis of delivery
3Bid Bond :The offerer is exempted from submitting bid bond
还有一句：Delivering other material is done within the specified period。

预付款：PEDE 将向竞标成功者支付相当于合同标的10%的预付款；但中标承包方必须提供与预付款同额度的商业发票及任何在叙利亚的银行所开具的银行担保函.本保函必须在开工期后一个月内提交.保函的额度可以根据设备与工程服务的交付值递减,承包方可以每三个月申请一次.
2. 外国竞标方提供设备与服务的价格应以欧元标价,本国的竞标方将以叙利亚磅标价.价格必须
是固定的,不能附有任何修改的条件,否则将会被拒绝.无论是否从预付款中获利,在合同期
内,任何原因所造成的物价上涨,承包方都将放弃补偿的要求.
3. 交付与执行期限：以交钥匙工程的方式 590天；开工日既是承包方接获信用证或移交工地当
日, 以迟者为准.
4. 投标保证金：竞标者无需交付保证金.

还有一句：Delivering other material is done within the specified period.
其他设备材料的交付都必须在规定的期限内执行.
再问： 再麻烦一下：Taxes and duties : The contractor as regards to his obligation will bear the following taxes and duties：
再答： 各种税费：承包方有义务支付里啊咧税费：