សិល្បៈ
សម្រស់ និង សុខុមាលភាព
សិប្បកម្ម
វប្បធម៌ និង ប្រវត្តិសាស្ត្រ
ការកម្សាន្ត
បរិស្ថាន
ម្ហូប និង ភេសជ្ជៈ
វិស្វកម្មបញ្ច្រាស
វិទ្យាសាស្ត្រ
កីឡា
បច្ចេកវិទ្យា
ប្រដាប់ដែលស្លៀក

ឧស្សាហកម្ម

418 ប្លង់មាន

ប្លង់ (418)

High-Speed Steel, Charge 2: Crucible-Melted Tungsten-Chrome-Vanadium Steel (Carnegie & Gladwyn 1918)

High-Speed Steel, Charge 2: Crucible-Melted Tungsten-Chrome-Vanadium Steel (Carnegie & Gladwyn 1918)

ដោយ ForgeNO

ការធ្វើការលោហៈ

3
0
0
0
0
0
High-Speed Steel, Charge 1: Crucible-Melted Tungsten-Chrome-Molybdenum Steel (Carnegie & Gladwyn 1918)

High-Speed Steel, Charge 1: Crucible-Melted Tungsten-Chrome-Molybdenum Steel (Carnegie & Gladwyn 1918)

ដោយ ForgeNO

ការធ្វើការលោហៈ

1
0
0
0
0
0
Glass Fibre Mat: Blown Glass Wool Drafted into a Bonded Sheet (Slayter 1942)

Glass Fibre Mat: Blown Glass Wool Drafted into a Bonded Sheet (Slayter 1942)

ដោយ CharlieDE

សម្ភារៈ

0
0
0
0
0
0
Ductile Tungsten Wire: Pressed, Sintered by Current, Swaged and Drawn Hot (Coolidge 1913)
គ្រោះថ្នាក់

Ductile Tungsten Wire: Pressed, Sintered by Current, Swaged and Drawn Hot (Coolidge 1913)

ដោយ ForgeNO

ការធ្វើការលោហៈ

3
0
0
0
0
0
Tungsten Trioxide: Wolframite Fused with Calcium Chloride (Wöhler)
គ្រោះថ្នាក់

Tungsten Trioxide: Wolframite Fused with Calcium Chloride (Wöhler)

ដោយ CharlieDE

សម្ភារៈ

1
0
0
0
0
0
Barium Ferrite Disc Magnet: Barium Carbonate and Iron Oxide Sintered (Went, Philips 1956)

Barium Ferrite Disc Magnet: Barium Carbonate and Iron Oxide Sintered (Went, Philips 1956)

ដោយ CharlieDE

សម្ភារៈ

1
0
0
0
0
0
Naphthenic Distillates: Reduced Crude Cut by Viscosity in a Vacuum Tower (Armstrong 1965)

Naphthenic Distillates: Reduced Crude Cut by Viscosity in a Vacuum Tower (Armstrong 1965)

ដោយ CharlieDE

កាបូនិក

4
0
0
0
0
0
PTFE Fine Powder: a Dispersion Stirred Until It Curdles (Lontz 1952)

PTFE Fine Powder: a Dispersion Stirred Until It Curdles (Lontz 1952)

ដោយ CharlieDE

កាបូនិក

3
0
0
0
0
0
Aqueous PTFE Dispersion: Tetrafluoroethylene Polymerised in Soapy Water (Berry 1951)

Aqueous PTFE Dispersion: Tetrafluoroethylene Polymerised in Soapy Water (Berry 1951)

ដោយ CharlieDE

កាបូនិក

2
0
0
0
0
0
Dodecafluoroheptanoic Acid: the Fluoro Alcohol Oxidised with Permanganate (Berry 1951)
គ្រោះថ្នាក់

Dodecafluoroheptanoic Acid: the Fluoro Alcohol Oxidised with Permanganate (Berry 1951)

ដោយ CharlieDE

កាបូនិក

2
0
0
0
0
0
Dodecafluoroheptanol: Tetrafluoroethylene Joined to Methanol (Joyce 1951)

Dodecafluoroheptanol: Tetrafluoroethylene Joined to Methanol (Joyce 1951)

ដោយ CharlieDE

កាបូនិក

4
0
0
0
0
0
Rubber Stoppers: Pará Rubber with Ceresine, Moulded and Cured (Heil & Esch 1909)

Rubber Stoppers: Pará Rubber with Ceresine, Moulded and Cured (Heil & Esch 1909)

ដោយ EmmaSE

សម្ភារៈ

3
0
0
0
0
0
Ceresine Wax: Ozokerite Boiled with Sulphuric Acid, Then Bleached (Gregorius 1908)
គ្រោះថ្នាក់

Ceresine Wax: Ozokerite Boiled with Sulphuric Acid, Then Bleached (Gregorius 1908)

ដោយ CharlieDE

សម្ភារៈ

3
0
0
0
0
0
Table Tennis Balls: Celluloid Halves Blown in an Out-of-Round Mould (Jaques 1935)

Table Tennis Balls: Celluloid Halves Blown in an Out-of-Round Mould (Jaques 1935)

ដោយ EmmaSE

ឧស្សាហកម្ម

7
0
0
0
0
0
Silicone Sealant: Silicone Oil, Diatomaceous Earth and Methyl Triacetoxysilane (Ceyzeriat 1964)

Silicone Sealant: Silicone Oil, Diatomaceous Earth and Methyl Triacetoxysilane (Ceyzeriat 1964)

ដោយ CharlieDE

សម្ភារៈ

3
0
0
0
0
0
Hydroxyl-Ended Silicone Oil: D4 Opened with Potash, Then Water (Ceyzeriat 1964)

Hydroxyl-Ended Silicone Oil: D4 Opened with Potash, Then Water (Ceyzeriat 1964)

ដោយ CharlieDE

សម្ភារៈ

2
0
0
0
0
0
Ammonium Molybdate: Roasted Molybdenite Dissolved in Strong Ammonia (Gin 1907)
គ្រោះថ្នាក់

Ammonium Molybdate: Roasted Molybdenite Dissolved in Strong Ammonia (Gin 1907)

ដោយ CharlieDE

សម្ភារៈ

9
0
0
0
0
0
Precipitated Silica: Hot Water Glass Carbonated, Then Acidified to pH 6.75 (Allen 1957)

Precipitated Silica: Hot Water Glass Carbonated, Then Acidified to pH 6.75 (Allen 1957)

ដោយ CharlieDE

សម្ភារៈ

7
0
0
0
0
0
Octamethylcyclotetrasiloxane (D4): Silane Hydrolysate Cracked with Potash in Diphenyl Ether (Asahi 1980)
គ្រោះថ្នាក់

Octamethylcyclotetrasiloxane (D4): Silane Hydrolysate Cracked with Potash in Diphenyl Ether (Asahi 1980)

ដោយ CharlieDE

សម្ភារៈ

8
0
0
0
0
0
Diphenyl Ether: Chlorobenzene and Phenol in Caustic Soda at 400 °C (Dow 1978)
គ្រោះថ្នាក់

Diphenyl Ether: Chlorobenzene and Phenol in Caustic Soda at 400 °C (Dow 1978)

ដោយ CharlieDE

សម្ភារៈ

9
0
0
0
0
0
Chlorobenzene: Chlorine into Cold Benzene over an Iron Catalyst, Rabinovitz 1916
គ្រោះថ្នាក់

Chlorobenzene: Chlorine into Cold Benzene over an Iron Catalyst, Rabinovitz 1916

ដោយ CharlieDE

សម្ភារៈ

8
0
0
0
0
0
Ferric Chloride Hexahydrate: 1,000 Parts of 10 % Solution Evaporated to 483 (Ph. G. 1882)

Ferric Chloride Hexahydrate: 1,000 Parts of 10 % Solution Evaporated to 483 (Ph. G. 1882)

ដោយ CharlieDE

សម្ភារៈ

5
0
0
0
0
0
Ferric Chloride Solution, 10 % Iron: Iron in Hydrochloric Acid, Oxidised with Nitric Acid (Ph. G. 1882)
គ្រោះថ្នាក់

Ferric Chloride Solution, 10 % Iron: Iron in Hydrochloric Acid, Oxidised with Nitric Acid (Ph. G. 1882)

ដោយ CharlieDE

សម្ភារៈ

8
0
0
0
0
0
Lead Subacetate Solution: Lead Acetate Boiled with Litharge, USP 1860
គ្រោះថ្នាក់

Lead Subacetate Solution: Lead Acetate Boiled with Litharge, USP 1860

ដោយ CharlieDE

សម្ភារៈ

7
0
0
0
0
0
បង្ហាញ 24 ក្នុងចំណោម 418