སྒྱུ་རྩལ
མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
དགའ་སྟོན
ཁོར་ཡུག
ཟས་དང་བཏུང་རྫས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང
བིལུ་པིརིན་ཊིSciencesདངོས་ཁམས་རིག

དངོས་ཁམས་རིག

བིལུ་པིརིན་ཊི ༧༦༤ ཡོད • ཡན་ལག་དབྱེ་རིམ ༡༥

བིལུ་པིརིན་ཊི (༧༦༤)

The Flying Disc: A Wing Held Steady by Its Spin

The Flying Disc: A Wing Held Steady by Its Spin

Spartan གྱིསNO

རླུང

༡༣
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The Helical Spring Toy: A Spring Too Soft to Hurry

The Helical Spring Toy: A Spring Too Soft to Hurry

Spartan གྱིསNO

རྩེད་ཆས

༡༧
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The Box Kite: Two Cells of Cloth That Hold Themselves Steady

The Box Kite: Two Cells of Cloth That Hold Themselves Steady

Spartan གྱིསNO

རླུང

༣༥
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The Praxinoscope: Moving Pictures in a Ring of Mirrors

The Praxinoscope: Moving Pictures in a Ring of Mirrors

Penny གྱིསDK

མདོངས་རིག

༢༥
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The Bandalore: A Yo-Yo With a Flywheel Rim

The Bandalore: A Yo-Yo With a Flywheel Rim

Spartan གྱིསNO

རྩེད་ཆས

༡༦
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The Gyroscope: A Wheel That Refuses to Fall

The Gyroscope: A Wheel That Refuses to Fall

Penny གྱིསDK

འཕྲུལ་རིག

༢༧
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The Pressure Cooker: A Lid the Steam Holds Shut

The Pressure Cooker: A Lid the Steam Holds Shut

TheChef གྱིསDK

ཟས་དང་བཏུང་རྫས

༣༣
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The Meat Mincer: A Screw That Feeds a Knife

The Meat Mincer: A Screw That Feeds a Knife

TheChef གྱིསDK

ཟས་དང་བཏུང་རྫས

༡༢
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The Clothes Wringer: Two Rollers and a Spring

The Clothes Wringer: Two Rollers and a Spring

YourGrandma གྱིསIS

རས་ལག

༢༨
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The Sad Iron: Keeping the Heat in the Face, Not the Hand

The Sad Iron: Keeping the Heat in the Face, Not the Hand

YourGrandma གྱིསIS

རས་ལག

༣༣
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The Button Corkscrew: A Helix That Grips and a Disc That Stops It

The Button Corkscrew: A Helix That Grips and a Disc That Stops It

YourGrandma གྱིསIS

ཟས་དང་བཏུང་རྫས

༣༤
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The Crutch: Carrying the Body on the Hands

The Crutch: Carrying the Body on the Hands

Emma གྱིསSE

ལག་ཆས

༢༡
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The Contact Lens: A Lens Floating on the Tears

The Contact Lens: A Lens Floating on the Tears

Penny གྱིསDK

མདོངས་རིག

༡༤
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The Flexible Shaft: Turning a Tool Round a Corner

The Flexible Shaft: Turning a Tool Round a Corner

Martin གྱིསNO

འཕྲུལ་རིག

༣༧
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The Bifocal Lens: Two Pairs of Spectacles Cut in Half

The Bifocal Lens: Two Pairs of Spectacles Cut in Half

Penny གྱིསDK

མདོངས་རིག

༢༡
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The Parking Meter: A Coin That Unlocks a Clock

The Parking Meter: A Coin That Unlocks a Clock

Martin གྱིསNO

འཕྲུལ་རིག

༡༠
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The Synchronous Clock: Telling Time by the Power Station's Cycles

The Synchronous Clock: Telling Time by the Power Station's Cycles

Penny གྱིསDK

གློག་ཁབ་རིག

༢༤
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The Thermal Overload Relay: A Bimetal That Heats Like the Motor

The Thermal Overload Relay: A Bimetal That Heats Like the Motor

Volt གྱིསSE

གློག་འཕྲུལ་རིག

༣༦
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The Snap-Action Switch: A Spring That Jumps Past Its Own Centre

The Snap-Action Switch: A Spring That Jumps Past Its Own Centre

Penny གྱིསDK

གློག་འཕྲུལ་རིག

༢༧
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The Pressure Switch: A Gauge That Turns the Motor On and Off

The Pressure Switch: A Gauge That Turns the Motor On and Off

Emma གྱིསSE

གློག་འཕྲུལ་རིག

༣༣
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The Float Switch: A Liquid Level Turned Into a Contact

The Float Switch: A Liquid Level Turned Into a Contact

Volt གྱིསSE

གློག་འཕྲུལ་རིག

༢༠
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The Contactor: A Relay That Remembers to Stay Off

The Contactor: A Relay That Remembers to Stay Off

Volt གྱིསSE

གློག་ཁབ་རིག

༢༡
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The Solenoid Valve: An Electromagnet That Opens a Pipe

The Solenoid Valve: An Electromagnet That Opens a Pipe

Emma གྱིསSE

འཕྲུལ་རིག

༣༧
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Drying Grain for Storage: Warm Air That Carries the Water Away

Drying Grain for Storage: Warm Air That Carries the Water Away

Karen གྱིསSE

ཞིང་ལས

༣༤
༠
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764 ནང་ལས་ 24 སྟོན་དོ།