yongchangcao

@yongchangcao (11)

China • Age 42

Joined myLot 15 years ago

Discussions (7)

yongchangcao's Discussions

job interview today

yongchangcao @yongchangcao (11) • China 10 Oct 09

today i attend a job interview, from now on i realized that i am not family with op amplier and c language. the input resistant value of op negetive port is the value between the vin and imagine ground, as the voltage source

my comprehension about sports

yongchangcao @yongchangcao (11) • China 5 Oct 09

Today with the speeding step of life, more and more people spend their most time in working. Of course, it is necessary for us to devote ourselves in working, but sports can bring us energy and high efficiency and some abilities...

2 responses

my experience of printed circum board

yongchangcao @yongchangcao (11) • China 20 Sep 09

update the pcb after the sch is modified read the report of the protel check for some missed line a modicum of carelessness will result in the perfect of the product.

The comparation of china and us people about incoming vs expense of daily life

yongchangcao @yongchangcao (11) • China 30 Aug 09

In china, a normal graduate can earn 2000rmb per month, and the rent fee in those big cities is 800rmb one bed room. And the price of fruits such as banana is 5 yuan per kg. And one cell phone is 1000 yuan on average. In us, the...

living pressure

Stars should not boost their reputations by showing their privates

yongchangcao @yongchangcao (11) • China 30 Aug 09

With the development of internet, news and dates spread more quickly than ever, in order to boost the reputation, some stars show their privates such as their miserable children period to grasp public's eyes. Of course, these...

famous stars private

From my grandfather to my father, then to me, What is the reason for the fact that all of my family are not rich?

yongchangcao @yongchangcao (11) • China 30 Aug 09

My grandfather is a farmer, it is hard work that is full with his life! But eventually he even has no money for shelt when he is over 70 years old. My father is an water and electrol engineer, but until now he is 55 years old, he...

poverty struggle

Teachers of environmentalian can learn practical experiences by visiting Yellostone National Park

yongchangcao @yongchangcao (11) • China 29 Aug 09

He or she can combine theory with practice by the site visit. He can study the species of plants and animals. The experience also can make the class more interesting than just teaching students theory of environmentalian.

theory and practice

1 response