constructing items的用法和樣例：
例句
- The constructing project of the Caofeidian Industry Zone in Tangshan City is a national key project.
摘要唐山市曹妃甸工業區建設項目是國家級的重點建設項目，水源保障是該項目立項的關鍵。 - Units constructing projects that cause pollution to the environment must observe the state provisions concerning environmental protection for such construction projects.
建設污染環境的項目，必須遵守國家有關建設項目環境保護管理的規定。
