运行环境
## R version 4.2.3 (2023-03-15)
## Platform: x86_64-pc-linux-gnu (64-bit)
## Running under: Ubuntu 22.04.2 LTS
##
## Locale:
## LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C
## LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8
## LC_MONETARY=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8
## LC_PAPER=en_US.UTF-8 LC_NAME=C
## LC_ADDRESS=C LC_TELEPHONE=C
## LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C
##
## Package version:
## askpass_1.1 base64enc_0.1.3 bookdown_0.34 bslib_0.4.2
## cachem_1.0.8 cli_3.6.1 compiler_4.2.3 cpp11_0.4.3
## curl_5.0.0 digest_0.6.31 dplyr_1.1.2 ellipsis_0.3.2
## evaluate_0.21 fansi_1.0.4 fastmap_1.1.1 fontawesome_0.5.1
## fs_1.6.2 generics_0.1.3 glue_1.6.2 graphics_4.2.3
## grDevices_4.2.3 highr_0.10 htmltools_0.5.5 jquerylib_0.1.4
## jsonlite_1.8.4 knitr_1.42 lifecycle_1.0.3 magrittr_2.0.3
## memoise_2.0.1 methods_4.2.3 mime_0.12 openssl_2.0.6
## pillar_1.9.0 pkgconfig_2.0.3 purrr_1.0.1 R6_2.5.1
## rappdirs_0.3.3 rlang_1.1.1 rmarkdown_2.21 sass_0.4.6
## stats_4.2.3 stringi_1.7.12 stringr_1.5.0 sys_3.4.2
## sysfonts_0.8.8 tibble_3.2.1 tidyr_1.3.0 tidyselect_1.2.0
## tinytex_0.45 tools_4.2.3 utf8_1.2.3 utils_4.2.3
## vctrs_0.6.2 withr_2.5.0 xfun_0.39 yaml_2.3.7