您要查找的是不是：
- Computers use the binary number system. A binary digit is called a bit. 计算机使用二进制数字系统。一个二进制数字称为一位。
- It displays an eight digit code number which changes every sixty seconds and is used in conjunction with a unique PIN number to ensure the authentication of a user. 它显示每60秒改变一次的8位数字代码，并与唯一的个人身份识别号码连在一起使用，来确保用户的认证。
- Converts a binary number to hexadecimal. 将二进制数转换为十六进制数。
- The binary number system has two as its base. 二进制数字系统是以2为基数的。
- Binary digit: The digits used in the binary number system; i.e.: a 0 or a 1. 二进制数字:是二进制数所用的数字;它们是“0”或“1”。
- If the decimal number that is being converted is less than 128, zeros will be needed to be added to the left of the equivalent binary number until there are a total of eight bits. 假如将被转换的十进位数小于128，零必需被加到等值的二进位数的左邉，一直到总共有8个位元。
- The bindec() function converts a binary number to a decimal number. 函数的作用是：将一个二进制数字转换为十进制数字。
- The decbin() function converts a decimal number to a binary number. 函数的作用是：将一个十进制数字转换为二进制。
- What is the hexadecimal equivalent for the binary number 00100101? 二进制数00100101的十六进制形式是？
- Computers operate using binary numbers. 计算机运行运用二进位制。
- All the computers now being used are based on the binary number system. 现在所使用的一切计算机都以二进制为基础。
- The hexadecimal value must not exceed eight digits, including leading zeros. 十六进制值不能超过八位(包括前导零在内)。
- Audio waves can be converted to digital form by an ADC (Analog Digital Converter). An ADC takes an electrical voltage as input and generates a binary number as output. 声波可以通过ADC（模拟数字转换器）转换到数字形式，ADC采用电压作为输入并产生二进制数作为输出。
- ESN - Electronic Serial Number. An eight digit hexadecimal code. Last three digits identifies a phone model. Last digit identifies the phone maker. 电子序列号。一个八位的十六进制码。最后三位数字确定一个电话模式。最后一位的数字确定电话的制造商。
- Serial.println(b, BIN) prints b as a binary number in an ASCII string followed by a carriage return and a linefeed. 以二进数据形式输出b的ASCII编码值，并同时跟随一个回车和换行符。
- A byte composed of eight binary elements. 一个由8个二进制数位组成的字节。
- In binary arithmetic, a complementation process where all the 1's in a binary number are changed to 0's and vice versa. 二进制运算中的一种求反过程,在这种过程中,二进制数中的所有1都变换成0,所有的0都变换成1。
- The counter output, which represents a binary number, decreases by 1 any time the counter is triggered by a pulse. 每当计数器被时钟脉冲触发一次时，计数器输出的二进制数便累减1。
- There are various ways of obtaining the powers and roots of binary numbers. 求二进制数的乘方和开方的方法有多种。
- A binary check digit;for example, a parity bit. 一个二进制校验位，例如奇偶位。
