本数据集主要包括哈萨克斯坦1个点，吉尔吉斯斯7个点（150、151、152、156、160、kyrg001、kyrg002）的树木年轮宽度数据，数据内容包含采样点坐标、采样起始年份、采样人、样本编号、年份、宽度值。数据以.rwl格式存储，可用记事本打开编辑。
", "ds_source": "国际树木年轮数据库\nhttps://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/tree-ring\n
", "ds_process_way": "根据测量系统，选择从树皮到树芯或从树芯到树皮的方向进行测量。测量前，要对测量仪校准，将显微镜的十字线与测量平台调整在一条直线上。测量时，不断调整样本确保年轮测量宽度为两条年轮间的垂直距离，即测量台的移动方向与所测树轮边线的圆心在一条直线上（显微镜十字线的纵线始终与树轮边线相切）。在树轮断裂的位置，避免将开裂空隙计入年轮宽度。
", "ds_quality": "宽度数据测量的精度为0.01mm。\n数据产生过程遵循的是QX/T90-2008《树木年轮气候研究树轮采样规范》。
", "ds_acq_start_time": null, "ds_acq_end_time": null, "ds_acq_place": "", "ds_acq_lon_east": null, "ds_acq_lat_south": null, "ds_acq_lon_west": null, "ds_acq_lat_north": null, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 469757, "ds_files_count": 2, "ds_format": ".rwl格式", "ds_space_res": "无", "ds_time_res": "无", "ds_coordinate": "无", "ds_projection": "无", "ds_thumbnail": "de36b501-6dc1-42ea-b54d-ef2c4d8bf266.jpg", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": null, "organization_id": "a5877b42-96ea-4f13-af7e-246f355413d6", "doi_value": "", "subject_codes": [ "170.15" ], "quality_level": 1, "publish_time": "2025-05-15 17:30:59", "first_publish_time": null, "last_updated": "2025-05-15 17:30:59", "protected": false, "protected_to": null, "lang": "zh", "cstr": "33110.11.ariddc.00636", "license": null, "extra": null, "files_shape": [ { "name": "吉尔吉斯斯坦斯坦树木年轮数据.rar", "size": 463331, "is_dir": false }, { "name": "哈萨克斯坦树木年轮数据.rar", "size": 6426, "is_dir": false } ], "features": null, "data_level": 0, "i18n": { "en": { "title": "1346-1995 Tree ring data set in Central Asia in", "ds_abstract": "This dataset mainly includes tree ring width data from 1 point in Kazakhstan and 7 points in Kyrgyzstan (150, 151, 152, 156, 160, kyrg001, kyrg002). The data content includes sampling point coordinates, sampling start year, sampling person, sample number, year, and width value. Data is stored in.rwl format and can be opened and edited in Notepad.
", "ds_source": "International Tree Ring Database\nhttps://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/tree-ring\n
", "ds_process_way": "Depending on the measurement system, choose the direction from bark to core or core to bark for measurement. Before measuring, calibrate the measuring instrument by aligning the reticle of the microscope with the measuring platform. When measuring, continuously adjust the sample to ensure that the width of the annual ring measurement is the vertical distance between the two annual rings, that is, the direction of movement of the measuring table and the center of the edge of the measured tree ring are on a straight line (the vertical line of the microscope cross line is always tangent to the edge of the tree ring). At the location of the ring break, avoid counting the crack gap into the ring width.
", "ds_quality": "The accuracy of width data measurement is 0.01mm.\nThe data generation process follows QX/T90-2008 \"Tree Ring Sampling Specifications for Tree Ring Climate Research\".
", "ds_format": ".rwl format", "ds_projection": "no", "ds_space_res": "no", "ds_time_res": "no" } }, "license_type": null, "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "年轮" ], "ds_subject_tags": [ "大气科学" ], "ds_class_tags": [], "ds_locus_tags": [ "哈萨克斯坦", "吉尔吉斯斯坦" ], "ds_time_tags": [ 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1675, 1676, 1677, 1678, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1689, 1690, 1691, 1692, 1693, 1694, 1695, 1696, 1697, 1698, 1699, 1700, 1701, 1702, 1703, 1704, 1705, 1706, 1707, 1708, 1709, 1710, 1711, 1712, 1713, 1714, 1715, 1716, 1717, 1718, 1719, 1720, 1721, 1722, 1723, 1724, 1725, 1726, 1727, 1728, 1729, 1730, 1731, 1732, 1733, 1734, 1735, 1736, 1737, 1738, 1739, 1740, 1741, 1742, 1743, 1744, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1790, 1791, 1792, 1793, 1794, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1805, 1806, 1807, 1808, 1809, 1810, 1811, 1812, 1813, 1814, 1815, 1816, 1817, 1818, 1819, 1820, 1821, 1822, 1823, 1824, 1825, 1826, 1827, 1828, 1829, 1830, 1831, 1832, 1833, 1834, 1835, 1836, 1837, 1838, 1839, 1840, 1841, 1842, 1843, 1844, 1845, 1846, 1847, 1848, 1849, 1850, 1851, 1852, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1868, 1869, 1870, 1871, 1872, 1873, 1874, 1875, 1876, 1877, 1878, 1879, 1880, 1881, 1882, 1883, 1884, 1885, 1886, 1887, 1888, 1889, 1890, 1891, 1892, 1893, 1894, 1895, 1896, 1897, 1898, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1909, 1910, 1911, 1912, 1913, 1914, 1915, 1916, 1917, 1918, 1919, 1920, 1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995 ], "ds_contributors": [ "何清", "陈曦" ], "ds_meta_authors": [ "何清" ], "ds_managers": [ "李锦" ], "category": "气象" }