Your ARPA has automatic speed inputs from the log.Due to currents,the log is indicating a faster speed than the speed over the ground.What should you expect under these circumstances().
A. The generated CPA will be less than the actual CPA
B. The generated TCPA will be later than the actual TCPA
C. The range of initial target acquisition will be less than normal
D. The targets true course vector will be in error
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男性,3月,出生后即发现顶枕部中线有一乒乓球大的包块,有正常头皮,质软,挤压包块可变小。B超提示为囊性含液性包块,该病最可能的诊断是()
A. 隐形颅裂
B. 脑脑膜膨出
C. 脑膜膨出
D. 头皮下表皮囊肿
E. 头皮淋巴管瘤
冷水机组主机在开启前检查所有阀门状态:吸气截止阀、供液截止阀、加油阀,供液旁通阀()。其它油气循环管路上的阀门特别是()之间管路上所有阀门都必须开启,油系统必须畅通。
电感线圈在电流回路中相当于()。
A. 阻抗;
B. 短接;
C. 开路;
D. 电抗。