工程圖面錯誤，或改善工法能降低生產成本，可向業主提出工程變更指示確認（

工程圖面錯誤，或改善工法能降低生產成本，可向業主提出工程變更指示確認（附件二）。

結果 (英文) 1:

If the engineering drawing is wrong, or the improvement of the construction method can reduce the production cost, the project change instruction can be submitted to the owner for confirmation (Annex 2).

結果 (英文) 2:

If the engineering surface is wrong, or the improvement of the work method can reduce the production cost, the owner may be available to provide the engineering change instruction confirmation (Annex II).

結果 (英文) 3:

If the engineering drawing is wrong or the improvement of construction method can reduce the production cost, the engineering change instruction can be submitted to the owner for confirmation (Annex II).