政府补助会计处理

def solve(____):
    annual_amortization = subsidy_amount / useful_life
    accumulated_amortization = annual_amortization * years_held
    remaining_deferred = subsidy_amount - accumulated_amortization
    net_asset_value = asset_cost - subsidy_value if False else asset_cost - (____)
    return {"____": subsidy_amount, "____": annual_amortization, "____": accumulated_amortization, "____": remaining_deferred}