手术后护理指导
post operation nursing instruction
伐前林分
Original Forest before Clear Cutting
发炎前细胞激素
Proinflammatory cytokines
发送正确认前等候
wait before transmit positive acknowledgement
WACK(wait before transmit po-sitive acknowledgement
发送确认前等待字符
wait-before-transmitting-positive acknowledgment character
发送肯定应答信号前等待
wait-before-transmitting-positive acknowledgment
wait before transmit positive acknowledgment
法律面前人人平等
equality before the law
all people are equal before the law
法向前边界响应
normal front edge response