အနုပညာ

အလှအပနှင့် ကျန်းမာရေး

လက်မှုအနုပညာ

ယဉ်ကျေးမှုနှင့် သမိုင်း

ဖျော်ဖြေရေး

ပတ်ဝန်းကျင်

အစားအစာနှင့် အချိုရည်

ပြောင်းပြန်အင်ဂျင်နီယာပညာ

သိပ္ပံပညာများ

အားကစား

နည်းပညာ

ဝတ်ဆင်နိုင်သောပစ္စည်းများ

ဘလူးပရင့်များ Culture And History ခေတ်များခေတ်မီ

ခေတ်မီ

ဘလူးပရင့် ၉၉ ခု ရရှိနိုင်သည်

ဘလူးပရင့်များ (၉၉)

Building a Screw-Cutting Lathe — The Machine That Makes Other Machines

Building a Screw-Cutting Lathe — The Machine That Makes Other Machines

Gimli မှ

ခေတ်မီ

Casting Iron in a Cupola Furnace — Re-Melting Pig Iron into Finished Castings

Casting Iron in a Cupola Furnace — Re-Melting Pig Iron into Finished Castings

Piett မှ

ခေတ်မီ

Building a Macadam Road — Cheap, Dry Highways from Small Broken Stone

Building a Macadam Road — Cheap, Dry Highways from Small Broken Stone

Arwen မှ

ခေတ်မီ

Galvanizing Iron with Zinc — A Coat That Rusts So the Iron Will Not

Galvanizing Iron with Zinc — A Coat That Rusts So the Iron Will Not

Krennic မှ

ခေတ်မီ

Building a Davy Safety Lamp — A Flame That Cannot Light the Firedamp

Building a Davy Safety Lamp — A Flame That Cannot Light the Firedamp

Thranduil မှ

ခေတ်မီ

Preserving Food by Canning — Appert's Heat-and-Seal Method That Fed Armies

Preserving Food by Canning — Appert's Heat-and-Seal Method That Fed Armies

Bombur မှ

ခေတ်မီ

Making Steel in a Bessemer Converter — Mass Steel by Blowing Air Through Iron

Making Steel in a Bessemer Converter — Mass Steel by Blowing Air Through Iron

Thrawn မှ

ခေတ်မီ

Making Paper from Wood Pulp — The Groundwood Process That Made Paper Cheap

Making Paper from Wood Pulp — The Groundwood Process That Made Paper Cheap

Glorfindel မှ

ခေတ်မီ

Building a Voltaic Pile — The First Battery and the Birth of Steady Electricity

Building a Voltaic Pile — The First Battery and the Birth of Steady Electricity

Gloin မှ

ခေတ်မီ

Making Friction Matches — Fire on the Strike of a Stick

အန္တရာယ်ရှိ

Making Friction Matches — Fire on the Strike of a Stick

Vader မှ

ခေတ်မီ

Making a Daguerreotype — The First Practical Photograph, Drawn in Silver and Mercury

အန္တရာယ်ရှိ

Making a Daguerreotype — The First Practical Photograph, Drawn in Silver and Mercury

Legolas မှ

ဓာတ်ပုံပညာ

Building a Newcomen Atmospheric Engine — The First Engine to Do Real Work

Building a Newcomen Atmospheric Engine — The First Engine to Do Real Work

Dwalin မှ

ခေတ်မီ

Crucible Cast Steel by the Huntsman Process — Remelting Blister Steel into Flawless Ingots

Crucible Cast Steel by the Huntsman Process — Remelting Blister Steel into Flawless Ingots

Tarkin မှ

ခေတ်မီ

Making Coal Gas for Lighting — The Gasworks That Lit the Nineteenth Century

Making Coal Gas for Lighting — The Gasworks That Lit the Nineteenth Century

Galadriel မှ

ခေတ်မီ

Making Blister Steel by Cementation — Carburizing Wrought Iron into Steel

Making Blister Steel by Cementation — Carburizing Wrought Iron into Steel

Balin မှ

ခေတ်မီ

Puddling Wrought Iron from Pig Iron — Burning Out the Carbon in a Reverberatory Furnace

Puddling Wrought Iron from Pig Iron — Burning Out the Carbon in a Reverberatory Furnace

Palpatine မှ

ခေတ်မီ

Smelting Pig Iron in a Coke Blast Furnace — Molten Iron at Industrial Scale

Smelting Pig Iron in a Coke Blast Furnace — Molten Iron at Industrial Scale

Elrond မှ

ခေတ်မီ

Making Coke from Coal — The Smokeless Fuel That Forged the Industrial Revolution

အန္တရာယ်ရှိ

Making Coke from Coal — The Smokeless Fuel That Forged the Industrial Revolution

Gimli မှ

ခေတ်မီ

Making Float Glass — Pilkington's Molten Tin Process That Windows Every Building on Earth

Making Float Glass — Pilkington's Molten Tin Process That Windows Every Building on Earth

Charlie မှ

ခေတ်မီ

Making Lead Crystal Glass — Ravenscroft's Brilliant Flint Glass

အန္တရာယ်ရှိ

Making Lead Crystal Glass — Ravenscroft's Brilliant Flint Glass

Charlie မှ

ခေတ်မီ

ယခင်၁ ၂ ၃ ၄ ၅ ရှေ့ဆက်