天顶距

zenith distance

天顶距

Z steel bar 乙字钢条 | zenith distance 天顶距 | ziggurat block 梯级型大厦

true zenith distance

实际天顶距

true value 真值 | true zenith distance 实际天顶距 | tumbler switch 旋转开关

true zenith distance

真天顶距

true zenith distance 真顶距 | true zenith distance 真天顶距 | true zenith 真天顶

true zenith distance

真顶距,真天顶距,实际天顶距

true zenith 真天顶 | true zenith distance 真顶距,真天顶距,实际天顶距 | true zero 真零点

meridian zenith distance

中天顶距

meridian transit 中天 | meridian zenith distance 中天顶距 | meridian 子午

meridian zenith distance

[过]子午圈天顶距

meridian instrument 子午仪;中星仪 | meridian zenith distance [过]子午圈天顶距 | meridian-seeking moment 寻子午线力矩

meridian zenith distance

子午圈天顶距

meridian wire 子午丝 | meridian zenith distance 子午圈天顶距 | meridianal ray 子午光線

meridian zenith distance

过子午线天顶距

2173 Meridian sailing经线航法 | 2174 Meridian zenith distance过子午线天顶距 | 2175 Meridional difference纬度渐长比数差

visual zenith telescope

目视天顶仪用目视方法观测恒星天顶距的仪器

optical plummet光学对中器使仪器中心和测站点在铅垂方向对准的光... | visual zenith telescope目视天顶仪用目视方法观测恒星天顶距的仪器. | north-finding instrument,polar finder寻北器用于简易天文定向的北极星...

zenith angle

天顶距

天波修正 sky-wave correction | 天顶距 zenith angle | 天顶距 zenith distance

Jaycee：房祖名

房祖名(Jaycee)投资六位数字代理薄荷糖,前晚於中环某酒吧举行庆祝派对,成龙大哥现身撑爱子场,引起一阵混乱,可惜成龙大哥一到场即急步进场,之后又走后门离去,整晚显得十分低调.

basement complex：基盘岩群;基盘杂岩

"基盘","basement" | "基盘岩群;基盘杂岩","basement complex" | "基盘岩石","basement rock"