College entrance examination mathematics finale topic finale topic system explains column 219 lesson: college entrance examination mathematics conic curve study method guidance – parabola tangent method, line length comparison size problem.The position of a line and a parabola, the Archimedes triangle.So the first one, let’s figure out the range of slopes of line L.We can… Read more Archimedean triangle in conic parabola: tangent method and size comparison
For many people these days, the night out is the real start of the day, with everything from food to fun.At the end of the lively, always someone will sigh, such a beautiful life, no electricity ancient people, probably can not enjoy it!In fact, the night life of ancient people was not so cool and… Read more Originally, ancient people had such a “nightlife”.
With the continuous popularization of spinal health knowledge, I believe that there are now many parents who understand the disease of “scoliosis” can be cured through systematic professional targeted training – Gymnastics training in Schroth, Germany.Some time ago, CCTV health channel also made a report on “scoliosis” this disease, its purpose is to let more… Read more Why do you do rehabilitation training when you do Schroth training in scoliosis?What’s the difference?
What job did you do once that you wouldn’t do again?What would happen if humanity discovered a civilization inferior to itself?What would an ancient emperor do with a sip of modern coke?Where is the alpha?Can you kill Wei, Shu and Wu, and marry Big Joe, little Joe, let’s give him a name.Why did Jiu Mozhi… Read more God replies: look this leg is pin crown
Winter march, this is closed Tibet.– Yellow Emperor neijing notes by Chen Changwen: Grow in spring, grow in summer, harvest in autumn and store in winter.Spring sowing, summer management, autumn harvest, winter you don’t toss, hide to taste the fruits of victory, do not show, do not go to development, collect a little, and so… Read more Note by Chen Changwen: This is something to do in spring
In winter, there is still some cold, but the birds on the branches, there is information of spring, occasionally a few birds broke the ice, and there is the sound of water in the ears.The smell of spring is intriguing.Spring smoke laugh grass gradually have vitality, spring rain spring little shop green, rippling waves of… Read more Spring, warm and cold, based on the long-term, for the future
Want to achieve the space utilization rate acme, according to the needs of residents, reasonable planning every 1㎡, an inch of space can not be wasted.Take the balcony for, do an air simply bask in an area rather some drab.The home of present outfit designs the balcony to design functional area more, satisfy reside person… Read more How does not air bask in model balcony to solve clothings air bask in problem?This is how you can do it
This is the first winter holiday after the implementation of the “double reduction” policy and the implementation of the “Law of the People’s Republic of China on the Promotion of Family Education. It is a different experience for children and parents.Especially parents, before the winter vacation, the Ministry of Education sent a letter to parents,… Read more “Double minus” winter vacation half, give parents 7 advice
Some people are doomed to fail from the start, not because they don’t have enough skills or opportunities, but because they choose the wrong industry and go into the wrong business, doing a job they’re not good at.Three hundred and sixty lines, line out of the champion.It is because they choose the right industry that… Read more Why is choice greater than effort?Choose the right industry to make your life a success?It took me years to figure that out
Lubricating oil market is becoming more and more difficult to do, to attract investment, do chain, are to cure the symptoms, we must seize the core of the market, is to establish a stable base market, not afraid of small, but to do solid, stable, can have more managers and financial resources to do the… Read more Lubricating oil enterprise strategy: small area, big brand