第 563 章:观星定策(至元十二年?和林观星台)
和林观星台的青铜浑天仪在月光下泛着冷光,完颜雪转动着郭守敬改良的 "辨方窥筒",筒口的三棱镜将撒马尔罕方向的光源折射成十二道光束。"金帐顶部的狼首纹," 她对萧虎道,"第三根狼须的阴影偏移," 窥筒刻度显示 "偏角三度","符合《大扎撒》' 符牌焚烧 ' 的预警参数。"
巴拉珠尔盯着铸铁信标沙盘,十二座西域信标中,撒马尔罕的光点由蓝转红:"按父亲当年的 ' 狼瞳 ' 计划," 他的佩刀轻点沙盘,"信标异常," 刀鞘的双虎纹与沙盘边缘的虎头符节共鸣,"必是销毁旧符。"
赵元的副手耶律铸呈上符牌构造图,狼首符的铁芯剖面图显示:"旧符内嵌漠北铁矿," 他用磁州铁锥敲击模型,"焚烧时产生的震动," 锥体与沙盘信标共振,"可被观星台接收。"
萧虎轻抚观星台的汉白玉栏杆,栏板刻着《大元一统志》的西域星图:"二十年前埋下的铸铁信标," 他望向南方,"如今成了咱们的耳朵," 栏杆的榫卯结构暗合《九章算术》,"让任何异动," 他对完颜雪道,"都逃不过制度的眼睛。"
完颜雪调整窥筒焦距,筒内的八思巴文刻度清晰显示:"金帐内温度升高三度," 她记录道,"符合符牌焚烧的热量参数," 窥筒底部的铸铁片与信标形成回路,"已触发和林的符牌失效程序。"
撒马尔罕的虎首金帐内,木八剌沙将狼首符投入火盆,青铜符身的铁矿粉在火焰中迸溅。他不知道,符牌内的铸铁芯正将焚烧信号,通过二十年前赵元埋下的信标网络,实时传向和林。
巴拉珠尔的令旗挥动,枢密院的符牌库传来巨响:"西域三州狼首符," 他对怯薛军千户道,"即日起失效," 令旗边缘的双虎纹扫过符牌清单,"新符需在和林重铸," 清单末行盖着忽必烈汗的御印,"附质子入侍条款。"
赵元的工匠队取出新铸的双虎符,符身刻着《大元通制》节录:"诸王治边," 他展示符背的榫卯,"需以双虎符勘合," 榫头尺寸较旧符收窄一分,"非和林工匠," 他对耶律铸道,"无法仿制。"
完颜雪的密报送到,火盆余烬的成分分析显示:"铁矿粉来自钦察旧地," 她对萧虎道,"与三年前充公的三号矿," 密报附件的验矿报告,"含硫量完全一致。"
萧虎望向观星台的符牌沙盘,撒马尔罕的红点转为暗蓝:"通知质子府," 他对其木格道,"世子孛儿只斤," 他的手指划过沙盘的质子标记,"明日启程回撒马尔罕," 令箭刻着 "监铸新符","让他带着双虎符," 他冷笑,"去安抚他的父汗。"
波斯湾畔的商盟榷场,次子图们正在监督信标埋设:"每十里一站," 他对波斯工匠道,"信标刻双虎纹," 铸铁信标的底座刻着站赤编号,"表面嵌狼首纹," 他展示模具,"外示旧俗," 模具内侧的双虎纹阴刻,"内藏制度。"
巴拉珠尔的怯薛军舰队抵达,船身的双虎纹与信标形成共振:"按《孙子兵法》' 远交近攻 '," 他对图们道,"波斯湾信标," 他指向海图的红点,"可监控伊利汗国," 舰队的虎蹲炮调整射角,"与撒马尔罕信标," 炮口对准波斯湾入口,"形成合击之势。"
赵元的《波斯湾信标图》展开,十二座信标按北斗排列:"每标间距," 他用青铜卡尺测量,"合汉里三十里," 卡尺刻着郭守敬的天文刻度,"信标之间," 他对图们道,"用铸铁丝连接," 铁丝表面涂狼血,"可防海水侵蚀。"
图们的商盟船队开始运输信标,每艘船的货单都注明:"信标十座," 货单上的双虎印盖在狼首纹之上,"附狼皮二十张," 他的算盘计算着,"按 ' 官七民三 '," 算盘珠用波斯琉璃制成,"三成充公," 货单背面的密令,"七成留藩。"
萧虎在观星台看着波斯湾的信标光点次第亮起,形成双虎形状:"二十年前埋下第一根信标时," 他对巴拉珠尔道,"就知道会有今天," 光点连线覆盖整个西域,"不是磁石的网," 他望向沙盘,"是制度的网。"
撒马尔罕的商盟货栈内,图们的税单如雪花般落下:"狼皮贸易," 他对波斯商人穆罕默德道,"抽税从九成," 税单上的红笔批注刺眼,"增至十成," 他指向《大元通制》新增条款,"直至新符铸成。"
穆罕默德颤抖着展开货单,狼皮税额旁注着 "附捐质子赡养费":"大人," 他叩头道,"此等重税," 货单上的双虎印几乎盖没狼首纹,"商队无法承受。"
图们的算盘敲出清脆的响声:"承受不住?" 他展示商盟的新价目表,"狼皮可换双虎符," 价目表末行,"三张狼皮," 他的拇指按在 "换半符" 的条款,"这是陛下的恩典。"
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