---
author: "中国科学院生态环境研究中心"
lang: zh
date: today
csl: _extensions/inst/china-national-standard-gb-t-7714-2015-numeric.csl
format:
  html:
    theme: cosmo
    keep-md: true
    css: _extensions/inst/style.css
    code-link: true
  epub: default
  pdf:
    pdf-engine: xelatex
    keep-tex: false
    toc-title: 目录
    classoption:
      - 12pt
      - lang=cn
      - chinesefont=founder # founder|ctexfont|nofont
      - scheme=chinese
      - color=blue # blue|green|
      - titlestyle=hang
      # - twoside
    header-includes:
      - \usepackage{ctex}
      - \linespread{1.5}
  docx:
    toc: false
    highlight-style: github
    reference-doc: _extensions/inst/repcn.docx
---

::: {.content-visible when-format="html"}
# Color tip {.unnumbered}

-   [Something should be deleted]{.del}
-   [Something bad]{.bad}
-   [Something good]{.good}
-   [Something todo]{.todo}
-   [Something should be added]{.add}
-   [I am a comment]{.com}
:::


```{r}
#| label: setup
#| include: false
#| cache: false
lang <- "cn"
RM <- "F"   # global rendermode, L: load pdata; F: fast load pdf
isRendering <- !isTRUE(getOption('knitr.in.progress'))
require(lubridate)
require(tidyverse)
require(patchwork)
require(drwateR)
require(rmdify)
rmdify::rmd_init()
require(langeR)
require(dateR)
require(uniteR)
require(limvis)
require(sf)
```

# 摘要

# 项目背景与国内外现状介绍

# 主要进展1

# 主要进展2

# 结论与下一步计划


# 参考文献{-}
