Being particularly against leakage function of RTTS packer with hydraulic anchor is applied in shallow or under balance pressure extensively.
RTTS封隔器因水力锚自身特有的防窜功能，在浅井测试及负压测试中具有广泛的应用。
Being particularly against leakage function of RTTS packer with hydraulic anchor is applied in shallow or under balance pressure extensively.
RTTS封隔器因水力锚自身特有的防窜功能，在浅井测试及负压测试中具有广泛的应用。
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