Jūsų pirkinių krepšelis tuščias
Iš viso: 1387
/
1387
Šios priemonės, revoliucingos dėl savo paprastumo, vis dar naudojamos ir šiandien.
The dentition of different species of mammals reflect their feeding habits.
A type of prehistoric reptile having bony plates on its back, which aided thermoregulation.
A liquid-crystal display utilises the light modulating properties of liquid crystals.
An extinct group of Cephalopoda, with solid external skeletons. They are excellent index fossils.
Senovės miestas prie Eufrato upės buvo svarbus šumerų civilizacijos centras.
Rusijos šarvuoto kreiserio vardas tapo plačiai žinomas po 1917 metų spalio ginkluoto perversmo.
Didelės vergovinės plantacijos būdingos JAV pietinių valstijų ekonomikai iki pat pilietinio karo laikų.
Priešingai nei atvirose kasyklose, požeminėse kasyklose anglių sluoksniai nepašalinami, o anglis išgaunama pačioje šachtoje.
A mammal with features typical of reptiles: it lays eggs and has a cloaca.
A spacecraft moving on its path is in a constant state of free fall.
Pramonės parkai suteikia įmonėms palankią infrastruktūrą ir paslaugas.
The church consecrated to Saint Basil was commissioned by Ivan the Terrible.
The ancestors of Arachnida and Crustacea belonged to the class Trilobita.
A group of fish characterised by a cartilaginous skeleton, well-known species include the great white shark and the great hammerhead shark.
Several analogous types of eyes have developed independently through convergent evolution.
A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary link between the two.
Trolleybuses and trams are environment-friendly means of public transport
This animation demonstrates the most important equipment of ambulance cars.
This animation explains how a plasma display television works.
This animation demonstrates how a CRT television works.
This animation demonstrates how mobile phones work.
