key中包含空格，在jq中的引用

 参考：https://hellogitlab.com/OS/Centos/json_tool_jq.html#_4-2-%E5%AF%B9%E8%B1%A1%E6%A0%87%E8%AF%86%E7%AC%A6-%E7%B4%A2%E5%BC%95-foo%E3%80%81-foo-bar

# cat a

{"response_code":0,"verbose_msg":"ok","timestamp":1677555522,"data":{"host":"192.168.120.103","total":534,"schedule":0,"static":251,"engine":0,"dynamic":283,"details":{"dynamic":{"ready ":262,"unacked ":21,"total ":283,"incoming":0.2,"deliver ":0.4,"ack ":0.2},"engine":{"ready ":0,"unacked ":0,"total ":0,"incoming":0,"deliver ":0,"ack ":0},"schedule":{"ready ":0,"unacked ":0,"total ":0,"incoming":0.2,"deliver ":0.2,"ack ":0.2},"static":{"ready ":234,"unacked ":17,"total ":251,"incoming":0,"deliver ":0,"ack ":0}}}}

# cat a|jq -r '.data.details.dynamic|[."total ",."ready ",."unacked ",.incoming,."deliver ",."ack "]| @csv'

283,262,21,0.2,0.4,0.2