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- under frequency protection 低频率保护装置
- Aviation industry unites on frequency protection issue. 航空业界就频率保护问题团结一致。
- It has shown that axial fan can accommodate the desire of subway environment system under frequency conversion and different system res... 从而验证了对该风机进行变频控制可以满足地铁环控系统空调通风工况的要求,达到变频节能的目的。
- Using the new tri-coaxial-cable as connecting cable in high frequency protection channel to improve the anti-jamming ability of high frequency protection was suggested. 提出了用新型三同轴电缆作高频通道连接电缆可提高高频保护抗干扰能力的建议。
- The frequency protect of overload. Call technical severs at once. Don't start the hoist before check the account. 变频器自动过载保护，立即通知专业维修人员，在查明原因前，不得启动升降机。
- In this thesis, we introduce a real time people tracking detection and posture analysis under frequency domain and use a principal component analysis (PCA) model to generate an eigenspace. 在本论文中，我们提出一个在频域下即时分析人体姿势的方法，并以一个主成分分析(PCA)的方法做为我们的模型，来产生一个特徵空间。
- The misoperation of high frequency protection caused by the electromagnetic disturbance was analyzed and the bad anti-jamming ability of existing coaxial-cable which is an important reason of misoperation in high frequency protection was pointed out. 摘要对电网高频保护通道受电磁干扰发生不正确动作现象进行了分析，指出现有同轴电缆抗干扰性能差是高频保护不正确动作的重要原因。
- She and I can't live under the same roof. 她和我不能住在一起。
- The enemy army crumpled up under our attacks. 敌军在我军的攻击下垮了。
- The firm will go under unless business improves. 生意若无起色，公司非垮不可。
- radio frequency protection ratio 射频保护率
- The baby's legs flailed under the quilt. 小孩的两条小腿在被子下面乱动。
- high frequency protection against disturbance 高频保护抗干扰
- audio frequency protection ratio 声频保护比
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- I will pay nothing under compulsion. 在强迫之下我分文也不愿付。
- The chair sagged down under the fat man's weight. 椅子经这胖人一坐便压弯了。
- A very nice set of glasses came under the hammer yesterday. 昨天拍卖了一套很精致的玻璃杯。
- Tears are secreted by an organ under the upper eyelid. 眼泪由上眼睑下面的器官分泌。
- The doctor is hoping to find two auxiliaries to work under him. 这位医生希望能找到两名帮他工作的助手。
