periodical inspection〔名词〕定期检查详细»
periodical inspection周期性检查，定期检查详细»
定期检查periodic inspection;regular check详细»
定期检查regular checking;routine inspection详细»
定期检查periodic review;regular inspection详细»
定期检查〔名词〕periodical inspection详细»
定期检查regular checking;regular inspection详细»
定期检查periodic inspection;periodical inspection;regular check详细»