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我想使用 CSV 文件的行来填充 bdp 功能所需的安全 ID（商品期货）。有什么想法吗？Rblpapi 可以支持这个吗？
px <- bdp(securities = c("BOH8 Comdty","CLH8 Comdty","GCZ8 Comdty","NGU18 Comdty","LAU18 Comdty"), fields = c("PX_LAST","DS002","PR070","PR067","PR064","HT006"))