multiple-completion packer

• 多级封隔器

multiple-completion packer的用法和样例：

例句

1. An incorrect or unreadable code causes the case packer to stop and activate an audible alarm.
   不正确或无法读取代码的原因的情况下封隔器停止和启动声音警报。
2. The present invention relates to a method for well cementing assisted by grout inflatable external packer.
   本发明涉及一种用水泥浆胀封管外封隔器辅助固井的方法。