5月21日电，波音告诉客户，其737客机产量接近38架/月的关键水平。

Core Insights - Boeing has informed its customers that the production rate of its 737 aircraft is approaching a critical level of 38 units per month [1] Group 1 - Boeing's 737 production is nearing a significant milestone of 38 aircraft per month, indicating a potential increase in manufacturing efficiency and output [1]