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就这事

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:mad: :mad: :mad:

going to write the test at 9 o'clock in the monrning

damn, it's too complicate

两个10V的电源并联合串联后的总电压是多少？ 要是一个5V一个10V的电源并联后可以提供多少电压/

RT

i heard sth called good Firday...

味道好极了

:(

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谁家有吸尘器借用一下:thanks: :thanks: :thanks:

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Consider the linear transformation of R2 which is the result of the successive application of these linear transformations: the reflection through the line x1=x2, followed by the rotation by 3*15 degrees (anticlockwise), followed by the reflection through the x1-axis. Find the matrix of...

RT

i vote for no one, coz i can't see how will they work for usa

:mad: :mad: :mad:

CHEM 1101D First review Questions January 2005 # Question 1 What special properties do elements have compared to all other materials? 2 Why did the early Greeks think matter was made up of atoms? 3 Why did the misunderstanding of gases lead to the idea of “phlogiston（燃素）”? 4...

　　古代中?的智慧者，愚察了宇宙事物的喵移??，孺物配衰的咿程後，了解了天地六合殓，一切均成?立的存在－有白天，必有黑夜；有峰?的，必有?和的；有放出的，必有吸收的．．．等等一此肺愚念即是一般所熟知的”?”陪”?”，而?一切事物分?的最大局钌。由??抽象的分??，可咄而哕用到?肴事物性冱上。例如”?”宅，即是死人居住所，相?的必有”?”宅，那即是活人的居住所。 　　就像其他的科?一?，?宅?亦有其基本符?。除了上述??外，首先必?了解的就是天干。古代的中?人，?宇宙空殓依其所含的能量不同，分?十大等分。每一?型中均含有其特定的能量。此十肺分???即是一般所费的天干，而?：...