22-05-2022  (776 lectures)

Equip d'entrada de dades - mecanografia


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22-05-2022  (368 lectures)    

Computador HP 9800


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19-05-2022  (366 lectures)    

Thomas Fuller, esclau computador


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10-05-2022  (443 lectures)    

Informe circular


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07-05-2022  (438 lectures)    

Teula - Teulada - Roof tile


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06-05-2022  (560 lectures)    

Capitals USA


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06-05-2022  (427 lectures)    

Arche - Arkhe


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01-05-2022  (357 lectures)    

Pacòmetre


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20-04-2022  (495 lectures)    

Pegasus


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17-04-2022  (350 lectures)    

Wuppertaler Schwebebahn


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05-04-2022  (510 lectures)    

Refine Google web searches


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02-04-2022  (352 lectures)    

Magnetic stainless steel - acero inoxidable


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31-03-2022  (416 lectures)    

Mendeléiev somnià la taula periòdica


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30-03-2022  (383 lectures)    

Cart brake

Holding back a vehicle in precipitous terrain by the draught animals alone, was not always possible, consequently various devices for the purpose were brought into practice. According to the American Brake Shoe and Foundry Company, "The early records are very sketchy, but it seems clear that brakes originated in the first century. The Latin word for brake was 'sufflamin' mean­ing 'a blow under*. This implies that the first brake was a pole or wedge driven under the

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28-03-2022  (395 lectures)    

Fre de carro

El fre de carro, és un sistema, més o menys senzill, que fricciona les rodes d'un carro per a reduir la seva velocitat. Normalment no permetia detenir la marxa del carro, però s'utilitzava com a reductor de velocitat en les baixades. Es podia fer funcionar mitjançant una corda, una palanca o un vis sens fi accionats amb la mà, utilitzant algun tipus de palanca que generava una fricció contra la superfície externa de les rodes, aplicant la força tangencialment.. Cal esmentar que tot

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26-03-2022  (426 lectures)    

voice stress analyzer - phone lie detection


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25-03-2022  (394 lectures)    

Cinglar


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23-03-2022  (465 lectures)    

Profecies dels Simpson


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20-03-2022  (435 lectures)    

Microorganismes, enzims, i fermentació


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20-03-2022  (406 lectures)    

Fermentació de la cervesa


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19-03-2022  (589 lectures)    

Marketing de les Gillette - fulles d'afaitar


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19-03-2022  (385 lectures)    

Peluix - Pig Plush


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15-03-2022  (400 lectures)    

Diction lessons - accent reduction - accent neutralization

Diction lessons are taken to accomplish some accent reduction, also known as accent modification or accent neutralization, is a systematic approach for learning or adopting a new speech accent. It is the process of learning the sound system (or phonology) and melodic intonation of a language so the non-native speaker can communicate with clarity. In some cases the student's goal may be to eliminate their accent

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15-03-2022  (445 lectures)    

Web fonts


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