1. A simple machine is a rod that can rotate around a fixed point under the action of force. The fixed point around rotation is called fulcrum, the point of force is called strength point, and the point of resistance is called resistance point. By changing the ratio of three points to two distances, the force can be changed.

Top bar dǐng gng

Argument: He has a bad temper and loves to be with people. Tell me about it.

Lever group

1. Lines drawn on the book. Li Jiantong's Liu Zhidan chapter 18: Your route is just a few bars drawn on the map. If you really travel, you have to rely on crutches to keep your head. Huacheng No.6 198 1: In one passage, she drew two parallel bars with pen drawing.

Gangzi

1. A thicker stick. 2. Exercise equipment is divided into horizontal bar, parallel bars and uneven bars. 3. Correct the thick straight lines drawn as marks in writing or reading.

Bar room gnf? Nigeria

In the old days, deacons' shops, such as sticks, coffins, mourning clothes and umbrellas, were specially rented for funerals.

parallel bars

1. One of the gymnastics equipment. Erect two parallel wooden poles on four pillars. The cross section of the wooden pole is oval, the height of the pole is1.75m, and the distance between two poles can be adjusted. 2. One of the men's competitive gymnastics events. Athletes swing, hang, swing, turn, somersault and turn on the horizontal bar.

Gng t？ u

1. The leader of the porter. 2. refers to an argumentative person.

Gangster gng fū

It used to refer to professionals who carried coffins at funerals.

Barbell gng l? Nigeria

Weightlifting equipment, disc-shaped metal plates are installed at both ends of the bar, with the maximum weight of 50 kg and the minimum weight of 0.25 kg. A clip was added to the metal sheet to prevent it from slipping out. You can adjust your weight according to your physical strength when exercising or competing.

Lever knife

Friction on cloth, leather or stone can make it faster.

Bar clothes gng yī: and.

Cloth covering the hood handle. History of the Later Han Dynasty: In the fifth year of Emperor Jing, he began to build cars with more than 600 stones, covered with more than 1,000 stones, and covered with white cloth with less than 200 stones, all of which had four-dimensional robes.

Horizontal bar dān gng

1. One of the gymnastics equipment. Put a crossbar between two pillars. The bar is made of iron and its height can be adjusted. 2. One of the men's competitive gymnastics events. Athletes do loop, swing, turn, jump and fly on the bar.

Raise the threshold? I gng

1. Argument (mostly meaningless): ~ bicker. 2. It refers to carrying a coffin with a bar.

Lever neat root

A flat iron bar forged at one end, used to pry or move heavy objects.