1, patent
Patent literally refers to exclusive rights and interests. The word "patent" comes from Latin "Litterae patentes", which means open letters or open documents. It is a certificate used by medieval monarchs to issue certain privileges, and later refers to the exclusive right certificate signed by the British king himself.
2. Quality
Mass is a physical property of an object, a measure of the quantity of matter, and a positive scalar. Mass is divided into inertial mass and gravitational mass. Any substance in nature has both inertial mass and gravitational mass. The "matter" mentioned here is the general name of macro objects and electromagnetic fields, celestial bodies and galaxies, and basic particles in the micro world in nature.
Step 3 lie
Lease refers to the behavior that the lessor transfers the right to use assets to the lessee for lease within the agreed time limit. The main reasons for the existence of leasing are: tax saving; Reduce transaction costs; Reduce uncertainty.