当前课程知识点：Introduction to Natural Science > Part Ⅱ : Physics > Chaper 3 : Universal Ultrasound > Section 4 : Small bubbles with high energy-application of ultrasonic cavitation
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-Chapter 1 : Non-linear Science
--Section 1 : Recognition of iteration
--Section 3 : The beauty of fractal
--Test : Non-linear Science
--Discussion 1 : Why chessboard of Weiqi has 19 routes？
--Discussion 2 : The properties of Fibonacci series
--Discussion 3 : Construct a third-order recurrence formula
-Chapter 2 : Mathematics and Art
--Section 1 : Digital art-magic square
--Section 2 : The evolution of numbers and images-matrix and image
--Section 3 : Weapons of art-golden section
--Test : Mathematics and Art
--Discussion 1 : Is there a quick and easy way to fill the 5 order magic square?
--Discussion 2 : How do you solve a linear system of equations when the number of equations in it is
--Discussion 3 : Can a matrix generate a digital image?
-Chapter 3 : Probability and Life
--Section 1 : Classical probability model and its application-probability of two-colored ball winning
--Section 2 : Mathematical expectation and variance and their application-choice of Mr. wang
--Section 3 : “37% Rule" in daily life
--Test : Probability and Life
--Discussion 1 : “Monty Hall Problem”
--Discussion 2 : The probability of the flush and the straight
--Discussion 3 : Is it advantageous for a player to adopt the 5-game 3-win system or 7-game 4-win syst
-Chapter 1 : Electromagnetic Waves Everywhere
--Section 1 : The earliest application of electromagnetic waves-radio waves
--Section 2 : Radar and communications-microwave
--Section 3 : Invisible light to the human eye-infrared and ultraviolet
--Section 4 : High-energy radiation-X-rays and gamma rays
--Test: Electromagnetic waves
--Discussion 1 : Can people be exposed to ultraviolet for a long time ? Why ?
--Discussion 2 : Can pregnant women and children have X-ray examination ?
-Chapter 2 : Nuclear Radiation of the Double-edged Sword
--Section 1 : The hazards of nuclear radiation
--Section 2 : Modern agricultural helper
--Section 3 : Gospel to tumour and cancer patients
--Section 4 : Nuclear radiation treatment for environmental pollution
--Section 5 : Expert in solving basic scientific problems
--Test : Nuclear Radiation
--Discussion 1 : Can irradiated food be eaten ?
--Discussion 2 : What other applications does nuclear radiation technology have?
--Discussion 3 : Is nuclear radiation really terrible ?
-Chaper 3 : Universal Ultrasound
--Section 1 : Ultrasonic phenomena in nature
--Section 2 : Miraculous aid of clinician-medical ultrasound
--Section 3 : Non-destructive testing of industrial products-ultrasonic flaw detection
--Section 4 : Small bubbles with high energy-application of ultrasonic cavitation
--Test : Universal Ultrasound
--Discussion 1 : What other ultrasonic applications do you know ?
--Discussion 2 : How does high intensity focused ultrasound treat tumor ?
--Discussion 3 : What other nondestructive testing methods do you know ?
-Chapter 1 : Magical Nanomaterials
--Section 1 : Close to nanomaterials and nanotechnology
--Section 2 : Application of nanomaterials-optical properties
--Section 3 : Application of nanomaterials-thermal properties
--Section 4 : Application of nanomaterials-magnetic properties
--Section 5 : Application of nanomaterials-mechanical properties
--Test: Magical nanomaterials
--Discussion 1 : Specific application of nanomaterials
--Discussion 2 : Properties of nanomaterials
-Chapter 2 : Chemistry and Health
--Section 1 : The source of life-water
--Section 2 : Building materials of cells and tissues-proteins
--Section 3 : Energy storage warehouse of human body-lipid
--Section 4 : Essential elements of the human body-inorganic salts
--Section 5 : Fast energy source for human body-carbohydrates
--Section 6 : Auxiliary catalyst for metabolism-vitamin
--Section 7 : Scavenger in the human body-cellulose
--Test : Chemistry and Health
--Discussion 1 : How to drink water correctly ?
--Discussion 2 : Protein intake
-Chapter 3 : Drugs and Life
--Section 1 : Medicines and life
--Section 3 : Roads to new medicines
--Section 4 : The "type" of the medicine
--Section 5 : How to take medicine reasonably
--Test: Drugs and Life
--Discussion 1 : How to use drugs reasonably
--Discussion 2 : Drug formulation
-Chapter 4 : Environmental Science
--Section 1 : The birth of environmental science
--Section 2 : Defense battle of blue sky-air pollution control
--Section 3 : Defence battle of clear water-water pollution control
--Section 4 : Creations of ecological technology productivity
--Section 5 : Environment & sustainable development
--Test : Environmental Science
--Discussion 1 : Surrounded by hazes, how to solve ?
--Discussion 2 : Sustainable development path
-Chapter 5 : Biology and Chemistry
--Section 2 : Biomacromolecule
--Section 3 : Exploration of the mysteries of genes
--Test : Biology and Chemistry
--Discussion 1 : Gene editing technology
--Discussion 2 : Ecological balance
-Chapter 1 : "Internet +" Smart Life
--Section 1 : Secrets of the Internet
--Section 2 : Live changed by internet
--Section 3 : Origin and development of Internet of things
--Section 4 : Application prospects of internet of things
--Test : "Internet +"Smart Life
--Discussion 1 : What changes does mobile internet bring to us ?
--Discussion 2 : What are the industry applications of the Internet of Things ?
-Chapter 2 : Robots
--Section 1 : The past and present of robot
--Section 2 : Industrial robot
--Test : Robots
--Discussion 1 : Development prospect of industrial robots in China
--Discussion 2 : The application of medical robot in the medical industry
--Discussion 3 : Who will lose their jobs due to the development of robots?
-Chapter 3 : Artificial Intelligence
--Section 1 : Overview of artificial intelligence
--Section 2 : Upsurge of artificial intelligence
--Section 3 : Influence of artificial intelligence on human
--Section 4 : Smart life in the age of artificial intelligence
--Test : Artificial Intelligence
--Discussion 1 : The difference between AI and computer program
--Discussion 2 : What are the impacts of AI on human life?
--Discussion 3 : With the advent of the era of AI, what work will be replaced by AI？
-Chapter 4 : Magic Laser Technology
--Section 1 : Entering the world of laser
--Section 2 :Laser and medical cosmetology
--Section 3 : Laser processing technology
--Section 4 : Powerful laser weapon
--Test : Magic laser technology
--Discussion 1 : What other applications do you know about lasers in your life ?
--Discussion 2 : Should we choose laser beauty for beauty ?
--Discussion 3 : The influence of laser weapons on the future world and future wars
-Final Exam
