Compression ratio refers to the ratio between the total volume of the cylinder and the volume of the combustion chamber, which indicates the degree of gas compression in the cylinder when the piston moves from the lower stop to the upper stop. Compression ratio is an important parameter to measure the performance of automobile engine. So we see Italian Banks being attacked for dealing with the country's banking crisis. We heard the bank of England's criticism that it was worried about the macroeconomic impact of brexit. We believe that US President Donald Trump intends to include the Federal Reserve in the political commission. Followed by Edwards and bear published in his 1961 book "the theory of corporate earnings and measurement of the current operating profit is defined as the sales revenue more than the amount of current production and cost of sales, which can realize the cost savings is in this issue of asset price increases, which can realize the history of the cost savings are the pin commodity costs and the difference between the current purchase price; The realized capital gains are the amount of sales revenue greater than the historical cost when dealing with long-term assets. They argue that "these incremental sums provide investors with a reasonable starting point for measuring the scale of relative affluence and a detailed analysis of the company's operating results and comparable financial conditions". They stress that any full income analysis should take into account both realized and unrealized benefits and classify them by source. When are advantageous to occur, such as no record, will not only lead to current income can't reflect, but also can lead to later to sell assets to income and related costs to wrong ratio; Operating earnings and, on the other hand, the production gains is usually produced by different management decisions, and adopted different circulation form, therefore, make the same comment on both, will weaken the role of the income statement. Data shows, Ziddu COINS contract is a kind of intelligence, currencies, such as COINS and etheric lane, make customer Ziddu COINS can be transformed to the currency or the etheric, and putting the proceeds for working capital needs. Small and medium-sized enterprises, processors, manufacturers, importers and exporters can through this contract form in each big market using encryption currency, earnings at the end of the contract, and through an encrypted monetary capital, interest rates will range from 12% to 48%. With the development of social division of labor and market economy, the concept of market is also developing and deepening, and the multiple meanings of different levels are reflected in the deepening of the project. Japan's industrial standard, JISK 0101, defines a car as a vehicle equipped with an engine and a control device that can still drive on land without a fixed orbit or overhead line.