本合同一式三份，甲方二份，乙方一份，经双方签字盖章后即生效，工程竣工验

本合同一式三份，甲方二份，乙方一份，经双方签字盖章后即生效，工程竣工验收付清余款后自动失效。

結果 (英文) 1:

Three copies of the contract, party b, party a copy, signed and sealed by both parties after the entry into force, automatically expire after the pay the balance at the completion inspection.

結果 (英文) 2:

This contract in triplicate, two copies of the Party, a Party, signed by both parties and sealed after the entry into force automatically expire after project completion and acceptance pay the balance.

結果 (英文) 3:

Three copies of this contract, Party A and Party B, two copies, signed and sealed by both parties after the entry into force, the completion of the project of automatic failure to pay the balance after approval.