When a negotiating bank makes payment to an exporter, it is really extending an advance against foreign collections.

The logic of the market would pull the choicest objects into foreign collections and foreign museums.

这种市场逻辑将会导致最上乘的文物落入外国收藏家和外国博物馆之手。

Art and Design Reference Room is located in Foreign Collections Room on the second floor.

艺术设计资料室位于二楼外文室里面。

A Study of TDM With Timed Pulse Interval Modulation

定时脉冲间隔调制时分多路复用的研究

Quarrels so low-keyed as to be almost invisible.

争吵很有节制，人们几乎察觉不出来。

Be low-keyed in everything so that you can observe the world and save energy.

要低调，在一切方面，这样可以观察人生，节省精力；

There was a kind of peculiar bronze chariot and horse fittings in Zhou dynasty, its shape was like the head of the axle-pin, but no keyed joint.

两周时期有一种形制比较特殊的铜车马器，形似车辖的辖首，却没有辖键。

Application of Keying Circuit in Line Sync. for Eliminating Interference

键控抗干扰原理在行同步电路中的应用

Introduced the space-time frequency shift keying and the convolutional code theory in detail.

详细地介绍了空时频移键控（ST-FSK）调制解调理论和卷积码编码、维特比译码理论。

This paper describes the design and the test results of Gaussian frequency shift keying for bluetooth.

介绍了一种用于蓝牙芯片的高斯滤波移频键控的设计和测试结果。

Demodulation of binary frequency shift keying in digital communication

二进制移频键控在数字通信中的解调

The basic principle of Frequency Shift Keying is at least a century old.

基本原则的频移键控是至少一个世纪老人。

Carrier recovery for continuous phase frequency shift keying coherent detection

相位连续频移键控相干解调载波的提取

The design and realization of minimum frequency shift keying modulation system based on FPGA

基于FPGA的最小移频键控调制器的设计与实现

Studies on Multiple Frequency Shift Keying in Underwater Data Transmission

水声数据传输的多频移频键控研究

Keying in this sequence displays the following at the shell prompt: echo "^ [] 2; Hello^ G".

输入这个命令序列，就会在shell提示上显示以下内容：echo“^[]2；Hello^G”。

A QPSK blind sequence detection algorithm based on the ε-equalization principle is proposed. The algorithm can formulate the quadrature phase shift keying blind sequence detection into a quadratic programming with integer constraints.

给出了基于ε-均衡准则的QPSK序列盲检测算法，该算法将QPSK序列盲检测问题转化为带整数约束的二次规划问题。

The experimentation shows indeterminacy of chaos's time sequence in experiments of randomicity check. So the randomicity of chaos's time sequence must be checked before it become keying sequence.

实验表明混沌密码序列对随机性的测试的好坏存在不确定性，因此混沌序列应用到序列密码之前必须对序列进行随机性检测。

Frequency differential phase shift keying demodulator Is there any reactive power error control in AVR?

频率差分移相键控解调器自动调压器有无功功率误差控制吗？

The design was implemented with binary phase shift keying ( BPSK).

设计的系统采用二相键控（BPSK）方式实现。

Analysis on transmission characteristics of differential phase shift keying signal of continuous pressure wave in drilling fluid channel

钻井液连续压力波差分相移键控信号的传输特性分析