The DSCR ratio is also used as the standard to plan the security issuing volume .
并采用为国外信用评级机构普遍使用的偿债保障比法合理规划证券的发行额度；
DSCR / PR : A MAC Protocol of MANET Supporting High Throughput and QoS
DSCR/PR：一种提供高吞吐量和QoS的自组网MAC协议
DSCR