不过，非官方的特别事项服务机构对于特定领域的法规和规章则兼收联邦和州的资料。
However, unofficial services in special subjects often collect state as well as federal rules and regulations in a particular field.
不过，非官方的特别事项服务机构对于特定领域的法规和规章则兼收联邦和州的资料。
However, unofficial services in special subjects often collect state as well as federal rules and regulations in a particular field.
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