hydraulic pressure differential packer

例句：

1. 1. The engineer used a hydraulic pressure differential packer to drill through the rock formation.
   工程师使用一种液压差压封隔器钻穿岩石层。
2. 2. The hydraulic pressure differential packer was an essential tool for the drilling operation.
   液压差压封隔器是钻井作业中不可或缺的工具。
3. 3. The hydraulic pressure differential packer helped to ensure that the well was properly sealed and preventedany potential leakage.
   液压差压封隔器有助于确保井筒得到适当密封，防止任何潜在的泄漏。