具有连续循环系统和恒温系统的恒湿盐湿度发生器，首次在国内研制成功。
The humidity generator with saturated aqueous salt solutions has been developed for the first time in China. The generator contains a continuous moist air cycle system and a thermostatic system.
从钻井连续循环系统上卸扣卡瓦的工作机理入手，弄清了钻杆工作时的受力状态。
Based on the operational principle of on/off slip of continuous-circulation system, the forced state of drill pipe was clarified.
超音频齿轮淬火设备有独特的冷却循环系统，确保设备24小时连续工作。
Super Audio Gear quenching equipment has a unique cooling circulation system, ensure that the equipment 24 hours of continuous work.
热风循环系统由能在高温下连续运转的风机和合适风道而成。
Hot air circulation system consists of the fan and suitable air duct which could continuous work even in high temperature o.
热风循环系统由能在高温下连续运转的风机和合适风道而成。
Hot air circulation system consists of the fan and suitable air duct which could continuous work even in high temperature o.
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