Overview: the series high-voltage experimental kettle of the GSH type USES the drives of permanent magnetic coupling with the annular rare earth, with big mixing torque, static sealing and no leakage.

概述：gsh型系列高压实验釜采用环形稀土永磁耦合驱动器，搅拌力矩大，具有静密封、无泄漏的特点。

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The study, published Thursday in the journal Science, aims to give a global overview of Earth's temperatures over the past 11, 300 years a relatively balmy period known as the Holocene that began after the last major ice age ended and encompasses all of recorded human civilization.

WSJ: Earth Hotter Now Than Most of Past 11,000 Years