“support-type packer”的概念、定义、翻译、参考文献-科学参考

单词	support-type packer
释义	support-type packer Encyclopedia 工学桥塞释 support-type packer支撑式封隔器以井底（或卡瓦式封隔器和支撑卡瓦）为支点，施加一定管柱重量来坐封的封隔器。
随便看	constrained constrained Birkhoff system constrained channel constrained closure constrained control system constrained damping layer constrained damping material constrained density functional constrained differential equation constrained element constrained extension constrained family constrained feed constrained game constrained geometry catalyst (CGC) constrained geometry configuration metallocene catalyst constrained geometry metallocene catalyst constrained least squares problem constrained least-squares problem constrained maximization constrained maximum constrained minimization constrained minimum constrained motion constrained optimization

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