Any deviation from the plans can then be rectified through some type of intervention in the operation, which itself will probably involve some replanning. Deviations because of this plan are considered via a replanning activity and also the necessary interventions made to the job centre that can (hopefully) make certain that the new plan is carried out. Eventually, however, some additional deviation from planned activity is going to be detected along with the cycle is repeated. One portion of control, then, is periodic intervention in the activities of the operation. An important decision is how this intervention takes place. Cylinder work volume refers to the volume of gas swept by the piston from the top to the bottom, also known as single cylinder displacement, depending on the cylinder diameter and the piston stroke. Engine displacement is the total volume of working volume of each cylinder, usually expressed in milliliter (CC). Engine displacement is one of the most important structural parameters. It is more representative of engine size than cylinder diameter and cylinder number, and many indicators of engine are closely related to displacement. Gas vehicles mainly include liquefied petroleum gas vehicles (LPG vehicles or LPGV) and compressed natural gas vehicles (CNG cars or CNGV). As the name suggests, LPG cars are fueled by liquefied petroleum gas (LPG) and CNG is powered by compressed natural gas. The CO emission of gas vehicles is more than 90 percent less than the gasoline car, the hydrocarbon emission reduction is more than 70 percent, and the nitrogen and oxygen emission reduction is more than 35 percent, which is the current relatively practical low emission vehicle. V6 motor "We are concerned that if the UK decides to leave, it is likely to lead to a weaker pound, higher inflation, lower disposable income and less investment," she said. In the American society of automotive engineers standards SAEJ 687 c for automobile is defined as: power driven by itself, with a driving device, can in a fixed orbit outside the road or on regional transport passenger and cargo or vehicle traction vehicles. Cars are divided into bicycles and trains according to the overall structure. Cycling is a basic form. 4 x 2, 6 x 4, 4 x 4 and 6 x 6 are used to represent the driving characteristics. The previous number represents the total number of wheels (double tire and still count a wheel), and the latter number indicates the number of driving wheels. If all wheels are driven wheels are called all-wheel drive vehicles. The train is made up of a tractor or a bicycle trailer or semi-trailer. Car generally can be divided into the following categories, according to the use cars, buses, freight cars (commonly known as the truck), off-road vehicle, traction motor, dump truck, special vehicles, semi-trailer and special semi-trailer. 4. The transferability of shares, that is, the shares held by shareholders may be transferred according to law. Such as "company law" the one hundred and forty-second regulation, company directors, supervisors and senior managers shall declare to the company's shares held by this company and its changes, in office during the transfer of shares shall not be more than a year the company shares he holds 25% of the total; The shares held by the company shall not be transferred within l years from the date of the listing of the shares of the company. The company's directors, supervisors and senior managers shall not transfer their shares in the company within half a year. In addition, the company law allows the company's articles of association to assign other restrictive provisions to the company's directors, supervisors and senior managers in the transfer of its shares of the company. The allocation of shares means that the company assigns the shares to the subscribers according to certain allocation methods according to the sponsors and (or) other shares subscribed by the company. If the total amount of subscription exceeds the total amount issued, the allocation shall be determined according to certain principles. Payment of shares and allocation of shares are two aspects of the same activity. After the allocation of shares, the name or name of the shareholder shall be recorded on the list of shareholders. The importance of gasoline was not recognized in the 19th century, when it was used in a great deal of kerosene. The oil refining then relied on simple distillation processes to separate the different components of the oil from the boiling point. The boiling point of the kerosene component is higher, and the use of safety when lighting lamps becomes the main product of crude oil refining, while gasoline and other components are often burned as fuel. By the mid - to late 19th century, the successful use of gasoline engines in 1886, in 1886, the gasoline engine was successfully used as a driving force, thus the importance of gasoline increased. But using distillation, only 20% of the gasoline can be extracted from crude oil. In 1911, the standard oil company have solved the problem of low gasoline yield, by William burton and Robert hamm forest thermal cracking process of the invention, the heavy quality heating gas oil cracking of light gasoline fractions, such as to overall improve the gasoline yield, thermal cracking process in 1913 won the patent license in the United States. The subsequent catalytic cracking process has further improved the gasoline yield and octane value.