exposed situation meaning in English

暴露的场所
无掩遮物的地带

With the characteristics of the underwater acoustic channel , media access control protocols at data link layer adopt the maca protocol which uses rts - cts exchange to solve the hidden and exposed situation and automatically control power
在数据链路层的设计中针对水下声信道的特点，对于介质访问控制协议采用了maca协议，它使用rts - cts控制报文握手机制来解决uan中的隐蔽终端、暴露终端以及功率控制问题。