adj.要求的；规定的；需要的
"BENEFICIARY TO STATE WHETHER THE SHIPMENT IS PARTIAL OR FINAL AND A CERTIFICATE TO THIIS EFFECT IS REQD TO BE PRESENTED ALONG WITH DOCS. 不管货物是否分批装运，都要出具一份说明，并将这份说明随单据依附？
MR","ED","RSP","LIN CHAN GAIN CAL CHECK-MAINT REQD"," 线性通道增益标定检查请求维护"
