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. Frances O’Grady, the TUC general secretary, said: “Two people working next to each other, doing the same job, should get the same pay rates. But too often agency workers are treated like second-class citizens. Whether you reside to function or work to live, there comes a spot in your job search if you are going to have to talk money, in addition to being much as we either love or require stuff, this is a conversation that few of us look forward to. If we be satisfied with inadequate, we are planning to spend the coming years kicking ourselves, and maybe even feeling resentful towards our employer. If we request a lot of, we risk losing the work offer. A careful balancing act is called for?and nerves of steel. In just three days, the 30-year bond jumped 16 basis points, the biggest gain since December 2008. Another use is similar to the organization, which can be used to refer to companies, schools, social groups and even government agencies. After a usage mainly appears in the information technology application in the field of some proper nouns, such as enterprise application (enterprise applications), enterprise computing (enterprise computing), enterprise integration, enterprise integration), enterprise engineering (engineering) enterprise, the enterprise architecture (enterprise architecture), enterprise modeling (enterprise modeling), and so on.