I think it's better to buy a steam sterilizer. 我覺(jué)得你最好買(mǎi)個(gè)蒸汽的消毒器。
Comprehensive engineering qualifications are conducted on each new sterilizer to ensure that the design and functional specifications are met. 對于新的消毒器，要做大量的工程認證，以確保其設計和運轉指標能夠達到。
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