A judge issued an order in March 2019 directing the agency to publish a proposed rule by August 2019 and issue a final rule in March 2020.

" 法官在2019年3月发布命令，指示该机构在2019年8月前公布一项拟议规则，并在2020年3月发布最终规则。"

And a key part of that is going to be directing agencies to use the Defense Production Act to boost shortfalls of vaccines but also of testing and supplies.

其中的关键将是指导各机构利用《国防生产法》来解决疫苗短缺，同时改善检测和供应短缺。