第12章 翰苑夜筹
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本章简介
嘉庆十二年夏夜,紫禁深宫万籁俱寂。翰林院侍讲学士李砚臣身居清要,却不事诗文风雅,独以古法算学丶墨家物理丶明代格致丶西洋器械之实学,夜算南洋潮汐,推演火炮改良,细究火药配比。闽海战报忽至,庄应龙水师虽整军有成,却受制于火炮性能不及丶信报传递不灵丶水师无统一潮汐测算之弊。李砚臣心系同脉,深夜请见南书房,与嘉庆帝丶二阿哥旻宁相逢灯下。帝师君臣,温情相对;一场关乎东南海疆安危的大计,自此悄然启幕。
【写到这里我希望读者记一下我们域名追台湾小说神器台湾小说网,??????????.??????超流畅】
时维嘉庆十二年,夏。
紫禁城西,翰林院值庐*之内,一灯如豆,直照深夜。
更漏已过子初三刻,外间万籁俱寂,连宫墙下宿卫的脚步声都已远去。唯有这一间小小值房,窗纸犹透微光,不似寻常翰林官那般诗酒风流丶文赋相酬,反倒满室皆是书卷丶图纸丶算筹与墨香,沉凝如深海。
李砚臣端坐案前,一身青绸常服,领口袖口整肃无半分褶皱。他身形清挺,眉目温雅,却无半点浮士气韵,灯下看去,沉静如古玉,锐利似藏锋。
案上无琴瑟闲玩,无应酬诗稿,无应制虚文,只满满摊开一桌子实学典籍——
正中是《天工开物》,页脚已被反覆翻阅得微卷;
左首列《九章算术》《周髀算经》《算法统宗》《九章细草图说》,更兼《甘石星经》与《授时历》,尽是中华上古至有明以来的算学正统与天文经典;
右首叠着《墨经》《考工记》《格古要论》,穷物理丶测力势丶究化分;
外侧更陈《西洋火攻图说》《远西奇器图说》,兼收西学器械之理;
桌心摊开的,则是他亲手誊绘的《海国图志初稿》《南洋针路考》《沿海炮台图说》。
寻常翰林以制艺丶经义丶诗赋为立身之本,他偏走一条极冷极僻丶却关乎国本的路——实学。
以算为骨,以理为脉,以器为用,以海为疆。
他右手执狼毫细笔,左手捏竹制算筹,在素绢之上缓缓推演。
以《九章算术》「少广」「商功」之法,算海域远近丶舟行迟速;
以《周髀》勾股丶重差之术,测星位丶定纬度丶推潮汐早晚;
以《墨经》「力,形之所以奋也」「衡加重于其一旁必捶」之理,细究战船稳性丶帆面受力丶炮身后坐;
案边一小瓷碟,盛着火药小样:硝丶硫丶炭,一一称量,以「硝为君,硫为臣,炭为佐使」,反覆调试燃速与力道。
算筹轻转,落纸成式。
李砚臣垂眸,在绢上注道:
鹿耳门——嘉庆十二年夏——七月初三,寅正二刻涨潮;辰初三刻潮满。
旁侧再注澎湖丶南澳丶渔山丶厦门港潮期。
他自幼承家学,上溯宋元格致,不空谈性理,而重物性丶度数丶测验丶实测。
算学不为科举,而为量地丶测海丶造器丶治军;
物理不为穷理,而为知力丶知势丶知重丶知平衡;
化分之学,不为方术,而为冶金丶铸炮丶配药丶制器。
桌角静静放着半块龙纹玉璧。
玉色沉古,纹如海波。
这是龙脉文守一脉的信物。
另半枚,远在闽海,佩于庄应龙身侧。
而那幅完整的龙图,则由武守庄应龙执掌。
——武守掌全图,文武将分璧;图定山海,璧证同心。
李砚臣指尖轻触玉面,心中默诵祖训:
文守筹策,武守执戈。
正凝神间,值庐外传来极轻的脚步声。
「李大人,」小吏低声通禀,「福建六百里加急抄件送到,事关水师海防,不敢耽搁。」
李砚臣缓缓放下算筹,声音清和平稳:「呈进来。」
小吏躬身入内,将火漆急报双手奉上。
封皮一行小字:
闽浙水师提督庄谨呈
李砚臣拆开细读。
庄应龙在福建整军,军纪一新,邱良功丶王得禄皆效死力,水师气象已非昔日可比。
庄应龙本人更是熟谙闽丶台丶浙洋水道,潮汐暗礁,了然于胸。
可急报之中,仍露苦战之状:
一丶水师旧炮膛糙药杂,射程不及蔡牵霆船所配西洋火炮,远则难及敌,近则易遇险;
二丶闽丶台丶浙洋潮汐瞬息变诈,蔡牵长年混迹洋面,更擅借潮势奔突;庄应龙虽熟谙水道,却苦于水师各部无统一潮汐表,新募兵船与援浙水师号令不一,仍屡次被贼寇借大潮突围丶乘小潮袭扰;
三丶沿海哨探迟缓,信报不灵,贼船来去如风,官军被动应战。
短短数行,已见前线艰难。
李砚臣眉峰微蹙,并非慌乱,而是即刻在心中落
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