Why? In fact, value has its objective existence form and its subjective reflection form. Subjective value can be divided into two specific forms: values and emotions. Among them, values are people's understanding of absolute value, or people's understanding of value absoluteness. Emotion is the perception of relative value, or the relative understanding of value. Values (or emotional) and the value of relationship in essence is the relationship of subjective and objective: on the one hand, the objective value decision and restricts the subjective value, subjective value is to reflect the objective value, based on the objective value, and around the objective value fluctuates up and down; On the other hand, subjective value has certain relative independence, and has a certain reaction to objective value, which can induce, strengthen or restrict the objective value. Hybrid cars, which add an internal combustion engine to pure electric vehicles, aim to reduce the pollution of cars and improve the mileage of pure electric vehicles. Hybrid vehicles have serial and parallel structure. The UK glass industry is pursuing an active programme on energy efficiency and decarbonisation. But building the business case to secure funds remains a barrier. Capital costs can be very high and paybacks periods are often in excess of two years; traditional loans are usually unattractive for this work. All in all, Mr Trump is like a populist in the populist outfit - a pluto-populist. But why does his base allow him to avoid pursuing policies that hurt them mainly? According to an opinion, he is betting on social conservatives and white blue-collar supporters in rural areas to nationalism and religious sentiment and antipathy towards the coast of secular elite vote, on the basis of not for their own economic interests.