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1.The hospital needs to install more unit essential equipment to improve patient care.
医院需要安装更多的基本设备来提高病人护理。
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2.The construction of the new bridge required the installation of many unit essential equipment.
新桥的建设需要安装许多基本设备。
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3. The engineers carefully checked all the unit essential equipment before starting the project.
工程师们在开始项目之前仔细检查了所有基本设备。