The concentration of giant media firms that control American public information is troublesome by itself.
控制美国公共信息的大传播媒介公司的集中化本身就是弊病丛生的。
To explore the control method of oxygen concentration in the atmosphere compression chamber.
探讨空气加压舱舱内氧浓度的控制。
Carrying out launching attitude control is to increase the high concentration of rocket.
实施舰载多管火箭武器系统发射姿态控制的目的，是提高火箭发射的精度。
Carrying out launching attitude control is to increase the high concentration of rocket.
实施舰载多管火箭武器系统发射姿态控制的目的，是提高火箭发射的精度。
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