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Неполная средняя школа, включающая 7 и 8 или 8 и 9 классы.
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Junior high school, английский
Marrow, английский
Soft tissue in cancellous bone. in young animals red marrow is concerned with blood formation while in adults it becomes progressively replaced with fat and is known as yellow marrow. also called bone marrow. see illustration at bone structure in supplement
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Kerosene, английский
- Керосин killer cells, syn. k cells
- Керосин
- Kerosene is a hydrocarbon fuel distilled from petroleum. it is a fuel used for heating, cooking and as a component of jet engine fuel. kerosene`s chemical and physical properties make it different from other fuels. kerosene is an odorless liquid at room temperature with a clear to pale yellow color. however, when kerosene burns, it gives off a strong smoke odor. kerosene boils at very high temperatures ranging from 175 -325 celsius (347-617 fahrenheit). at room temperature, kerosene has a density of 0.80 grams per milliliter. kerosene is insoluble in water, but it does mix with other petroleum solvents. the auto-ignition temperature of kerosene is 229 c (444 f) and its flash point ranges from 37.8 -85 c (100 -185 f), depending on the pressure the kerosene is under.
- Petroleum fuel consisting mainly of paraffins and isoparaffins, and of low octane rating. mainly used for gas turbines. also kerosine. kettering ignition system commonly used inductive ignition system, comprising induction coil, breaker contacts, capacitor and battery, after
Junior high school, английский
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