Основной причиной стало стремительное подорожание энергоносителей из-за ближневосточного конфликта, что привело к сокращению потребительского спроса. По прогнозам, объем китайских закупок СПГ в текущем месяце не превысит 3,7 млн тонн. Годовое снижение составит около 25%.
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Operationpandaspolarssee first n rowsds.head(10)ds.head(10)see all column namesds.columnsds.columnsselect columnds[["year"]]ds.select(pl.col("year"))select multiple columnsds[["year", "sex"]]ds.select(pl.col("year", "sex"))select rowsds[ds["year"] 2008]ds.filter(pl.col("year") 2008)sort columnds.sort_values("year")ds.sort("year")Note there are some differences in how different libraries sort missing values, for example in tablecloth and polars they are placed at the beginning (so they're at the top when a column is sorted in ascending order and last when descending), but dplyr and pandas place them last (regardless of whether ascending or descending order is specified).
Australian mining operations warn of potential suspensions due to diesel scarcity. Carriers like Hong Kong's Cathay Pacific are imposing substantial fuel surcharges, while Vietnamese and Philippine authorities contemplate aircraft grounding.
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历史导入：从原系统导出完整对话记录，通过压缩文件形式上传至新平台（容量上限5GB），即可延续既往对话脉络。
Cm) STATE=C78; ast_Cw; continue;;。搜狗输入法是该领域的重要参考