dicromato de potasio

Potassium is an important nutrient to help support healthy blood pressure. The Dietary Guidelines for Americans 2005 recommend that people eat more foods high in potassium.

potasio

农业; 水稻科学

A reactive alkali metal element essential for plant growth and proper development.

potasio

化学; 普通化学

Elemento químico con símbolo K, y número atómico 19. El potasio elemental es un metal alcalino suave, de color blanco-plateado, que se oxida rápidamente con el aire y es muy ...

luz

摄影; 专业摄影

visible radiated energy which forms part of the electro-magnetic spectrum in the wavelength range of 4000-7000 Å (400-720 nm).

ablandadores del agua

摄影; 专业摄影

are used to eliminate most of the minerals and slats found in hard water.

nuevo realismo

摄影; 专业摄影

is an alternative name for New Objectivity.

bisulfito de sodio

摄影; 专业摄影

chemical used in fixing baths as an acidifying agent.

mesa de luz

摄影; 专业摄影

box of fluorescent tubes balanced for white light and covered with translucent glass or plastic. Used for viewing, registering or correcting film negatives and positives.

carbonato de sodio

摄影; 专业摄影

alkaline accelerator used in many general purpose and print developers.

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行业/领域：音乐类别条带

Queen

Queen fue un grupo de rock creado en 1971 en Londres, Inglaterra. Sus miembros eran Freddie Mercury (voz principal, piano), Brian May (guitarra, voz), ...