392-393).46 The guidelines include a step-by-step evaluation procedure for establishing whether a material can be considered de minimis for the purpose of the London Convention (and can therefore be dumped) or whether further evaluations are needed.
46 这些准则包括《伦敦公约》目的内某一物质是否可被认为免责（可予倾倒）或是否仍须进一步评价的逐步评价程序。