Traditional Culture Encyclopedia - Photography and portraiture - What things look like triangles in daily life?
What things look like triangles in daily life?
1, triangular screwdriver
Triangular screwdriver, as the name implies, is that the head of this screw is triangular, and the other parts are the same as the general screwdriver.
2. Triangular ball frame
It is a special tool for snooker billiards and American sixteen-color balls to place ball piles. Before tee-off, all the balls should be placed in a regular triangular pile and neatly placed in the designated position on the table. Only by using this mold can the specified requirements be achieved.
3. Triangular ruler
Triangle board, also known as triangle board, is a common drawing tool. Triangular rulers have three angles and three sides, and each pair of triangular rulers consists of two special right triangles. One is an isosceles right-angled triangular ruler, and the other is a right-angled triangular ruler with a special angle.
Step 4: tripod
The main function of tripod is to stabilize the camera to achieve some photographic effects. The most common method is to use a tripod for long exposure. If users want to take pictures at night or in the case of surging trajectory, they need to increase the exposure time. At this time, the digital camera can't shake, so it needs the help of a tripod.
5.triangle iron
Triangle iron, also known as "triangle clock", is an ancient percussion instrument, which is indispensable in wind bands, orchestras, symphony orchestras and even bands. Performance is often added to colorful paragraphs to enhance the atmosphere.
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