Any plan includes some elements. One of the first decisions to make is to use the money to do foreign exchange. How much money is actually used depends on a lot of considerations: the first is a trader's motivation, and if it's just to try or play it, it's better to have less money. The other is the enterprise of the trader, who is willing to take much risk to make money. A related factor is the age of the trader, because it involves his family, health, seniority, and his family's attitude to his speculation. These are not insignificant factors. In summary, the most basic point is that traders should not risk the loss of a potential loss commensurate with their importance. (2) special transport vehicles for transport In this way, if the interest rate of a country is higher than that of other countries, it will attract a large amount of capital inflow, and the outflow of funds from the country will decrease, leading to the buying of this currency in the international market. At the same time, the capital account balance has been improved, and the currency exchange rate has been raised. On the other hand, if a country is loose credit, interest rates fell, if interest rates lower than in other countries, can cause large capital outflows, foreign capital inflows to reduce, the capital account balance of payments deteriorates, while selling the currency in foreign exchange market, caused the exchange rate to fall. Tubes in today's world is filled with harmony and polarization phenomenon, but still people are eager to build a better future, enable people to realize self-management, and supporting the social institutions really serve the people. Gasoline is produced and sold according to the brand name, and the specifications of the brand are regulated by national gasoline product standards and are related to different standards. At present, there are 3 gasoline license plates in China (IV), which are 90, 93 and 97 respectively. The state (V) is 89, 92 and 95 respectively (98 in the appendix). The number of gasoline is divided by octane number. For example, gasoline on 97 refers to a gasoline fuel equivalent to 97 percent of isooctane and 3 percent of n-heptane resistance. The larger the label, the better the anti-knock performance. Depending on the engine compression ratio, you should choose the different brand of gasoline, which will be indicated on the manual of each vehicle. A mid-range sedan with a compression ratio of 8.5-9.5 should generally use the 90 (country IV) gasoline, and the car with a compression ratio of 9.5 should use the gasoline of 93 (country IV). It is proposed to set up big core technology in the big fund The difference between financial capital preservation and physical capital preservation