$普拉格能源(PLUG)$ 8-K - Current report Filed: 2019-04-03 AccNo: 0001104659-19-019559 Size: 681 KBItem 1.01: Entry into a Material Definitive AgreementItem 1.02: Termination of a Material Definitive AgreementItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a RegistrantItem 7.01: Regulation FD DisclosureItem 9.01: Financial Statements and Exhibits 网页链接