对作用在卫星上的各种空间环境力矩进行了分析，包括重力梯度力矩、太阳光压力矩、气动力矩、剩磁力矩等。
The disturbance torques imparted by space environment are analyzed, which include gravity gradient torque, solar pressure torque, aerodynamic torque and magnetic torque.
在试验器上进行了性能、耐久性及寿命试验。试验结果表明，磁力端面密封具有密封性能优异、寿命长等优点，基本能够满足某型发动机研制的需要。
The rig testing results have showed that the magnetic seal has advantages of excellent performance and long life which can meet the needs for typical engine development.
该灌装机为磁力泵式灌装机，适用于药剂、化学品、油类、化妆品、食品、实验室用等无颗粒状液体的灌装。
Is suitable to the medicament, the chemical, the oil, the cosmetics, food and so on the not granulated liquid fills the attire.
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