open hole straddle packer test string

例句：

1. 1.The engineer used the open hole straddle packer to drill a deep well.
   工程师使用开孔加权测试器钻了一个深井。
2. 2.During the test string, the technician observed the data being transmitted.
   在测试线期间，技术人员观察到数据传输。
3. 3. The company conducted an open hole straddle packer test to evaluate the integrity of the wellbore.
   公司进行了开孔加权测试以评估井筒的完整性。