First we never overwrite a quantum bit except to initialize it to "0".
首先，除了要把量子位初始化为“0”，我们绝不重写它。
Similarly a quantum bit can have two different values at the same time.
同样，一个量子位可以同时有两个不同的值。
In this thesis, how to use the lens-shaped quantum dot as a quantum bit will be reported.
在这片论文里，我们将讨论利用透镜型量子点构造量子位。
In a conventional computer, a bit can represent either 1 or 0 at any time. Thanks to the quirks of quantum mechanics, the equivalent in a quantum computer, a qubit, can represent both values at once.
在一个传统计算机中，任何时刻一个比特被表示为1或0.由于量子力学的奇怪结果，等价的情形在一个量子计算机中，一个量子比特能够被表示为任意值的叠加。
FLATOW: it's almost - it almost sounds like the quantum mechanics, where you know that you influence the outcome by poking it a little bit, the thing you're looking at.
FLATOW：这几乎是-它几乎像是量子力学，仅仅一点点力，你就可以严重地影响结果，就像你现在看到的这样。
The SPECTRUM line shows us where the qubits for a have been allocated in the quantum heap; in this case the 0-bit of a is the rightmost qubit in the heap.
SPECTRU m行告诉我们在量子堆中分配给a的量子位的位置；在这种情况下，a的0位是堆中右面第一位的量子位。
In the simplest case, one obtains a system with two energy states, a so-called quantum bit or qubit.
在最简单的情况下，一个系统有两个能量状态，即所谓的量子比特或昆比特。
Such a quantum repeater USES groups of three photons for each bit of the message.
这种量子中继器使用一组三个光子对应信息的一个字节。
This system in QD may be employed as a quantum system-quantum bit.
在量子点中这样的二能级体系可以作为一个量子比特。
By external field, the effective manipulation of superconducting quantum bit is a necessary precondition to implement quantum computing in superconducting system.
利用外场对超导量子比特的有效操控是实施超导量子计算的必要前提。
A multiuser detector based on quantum neuron and quantum register is proposed. Computer simulation results show that the method has powerful properties both in bit error rate and near-far resistance.
提出了一种基于量子神经元与量子寄存器的多用户检测方案，计算机仿真结果表明：本文所提出的检测器在误码率和抗“远近”效应方面均具有良好的性能。
The quantum dots in a biochip would each account for at least one data bit, and possibly several.
生物芯片中的量子点占用至少一个数据位，也可能几位。
Such a system can be used as the source of quantum key distribution system with a bit error rate less than 6%.
这样的一个纠缠光子源可以运用到量子密钥分发系统中，所产生的误码率可小于6%。
Such a system can be used as the source of quantum key distribution system with a bit error rate less than 6%.
这样的一个纠缠光子源可以运用到量子密钥分发系统中，所产生的误码率可小于6%。
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