The piston starts at the top, the intake valve opens, and the piston moves down to let the engine take in a cylinder full of air and gasoline. This is the intake stroke. Only the tiniest drop of gasoline needs to be mixed into the air for this to work. (Part 1 of the animation)...
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Only the tiniest drop of gasoline needs to be mixed into the air for this to work. Compression stroke - The piston moves back upward to compress this fuel/air mixture. Compression makes the explosion more powerful. Combustion stroke - When the piston reaches the top of its stroke, the ...
Housing – Diesel to prepare the lot where the house is built; energy of many kinds to create and transport materials such as lumber and wiring; human energy to put the pieces together; electricity for lights after it is built; natural gas or electricity to heat the home after it is built...
Down, down came the big airplane. 大飞机落了下来。 It ran26 across29 the pasture and stopped near the fence. A man got out. 它穿过牧场,停在了栅栏附近。一个男人走了出来。 "Hello!" he said. "My plane is out of gasoline30. Does your father have any?" 他说:“你好,我的飞机没油了...
The more gasoline on the fabric the more caution you should exercise, and perhaps if it is truly soaked just safely dispose of it instead of trying to clean it up. On the other hand, if it is a small drip or drop, you can feel safer in proceeding with the stain removal process. Jus...
Is this an effective measurement? What are the major issues with regard to trade imbalances for the U.S. economy? How is the economy affected by our present gasoline prices? What are the largest Global industries by revenue? What is the role of prices in a market economy? How is the ...
But what if my studio is crammed with stuff? If you have a massive L-shaped sofa and a couple of recliners, or if you can’t take the legs off your dining table, or you have exercise equipment, a big barbeque grill, patio furniture, and anything else that’s unwieldy and hard to ...
In California, for example, gas costs around $4.50 per gallon. Gas prices in Indiana, meanwhile, are just under $3.00 per gallon. State laws, environmental factors, and production costs all influence the price of gasoline, which causes this geographic disparity in price. ...
Types of Fuel Cells Polymer Electrolyte Membrane Fuel Cells Fuel Cell Efficiency Gasoline and Battery Power Efficiency Fuel Cell Problems Why Use Fuel Cells? How Fuel Cells Work If you want to be technical about it, a fuel cell is an electrochemical energy conversion device. Discovered ...