1. 翻譯成英文：「本合同書的有效期限為」
The term of validity for this contract is :upon the signature by both parties to March 31,2011.
2. 「合同有效期3年」用英語怎麼說在線等！！
the contract expires within 3 years
3. 急！！"合同期"英文怎麼說
合同期間：contract period
合同期滿：expiration of contract period
4. 在本協議有效期內 英文怎麼說
During the effective period of this agreement
或During the term of the agreement
兩個都行
5. 標題為「合同期限」翻譯成英文是什麼
合同期限
Contract Term
屬類：【商務文書】-〖合同〗
6. 協議期限 用英語怎麼說
協議期限 The Term of Agreement.
屬類：【商務文書】-〖合同協議〗
7. 英語翻譯：在協議的有效期內或協議終止後 英語
During and/or after the agreement, the Second Party shall not divulge technical materials of procts and confidential commercial information of the First Party, as well as terms of the agreement.
8. 英文版權協議的日期怎麼寫
第一空,填日,序數詞,如6th,30th
第二空,填月,January,February
如,effective this 18th day of December,2006
9. 協議期滿後，雙方可協商續簽 英語怎麼說
The both parties can renew the agreement on its expiry through negotiation.