合格要求是什么？
该医院室内空气消毒质量经两次重复检测全部达到卫生合格要求。
The disinfection quality of the indoor air in the hospital examined twice fulfilled the sanitary eligible requirements.
M：有的客户要求80%的款项即期支付，余款待机器运到验收合格后再支付。
M: Some customers demand that 80% of the credit amount be paid at sight, and the rest be paid after the machines are proved satisfactory on trial.
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