查询词典 limitation

The purpose of this thesis is to apply the catalytic distillation technique to the hydrolysis of methyl acetate by breaking through the limitation of chemical equilibrium for getting high conversion of hydrolysis.

本论文的目的是将催化精馏技术应用于醋酸甲酯水解反应过程，以期突破化学平衡的限制而获得较高的水解转化率。

There is no appropriate microanalysis method for 911 because of the sensibility limitation of the known quantitative detection methods.

由于已有的定量检测方法灵敏度限制，一直没有合适的911微量分析方法。

But if using the neural network model to simulate greenhouse microclimate, the limitation must be fully realized.

但是在应用神经网络模型对温室环境进行模拟时要充分认识神经网络模型的局限性。

A topdown design of an 8bit RISC MCU is presented, in order to overcome the limitation of MCS51 microcontroller The core is based on Harvard architecture with 16bit instruction length and 8bit data length The performance of the MCU has been greatly improved by introducing singleclockcycle instructions, setting multiple highspeed working registers, replacing microprogram with direct logic block, etc FPGA verification and computer simulation show that its maximum clock frequency and instruction e...

在对传统的MCS51系列单片微控制器的局限性进行分析的基础上，设计了一种基于增强8位RISC构架的微控制器内核。该MCU核采用哈佛结构、16位指令字长和8位数据字长，通过设计单周期指令、在内部设置多个快速寄存器及采用硬布线逻辑代替微程序控制的方法，加快了微处理器的速度，提高了指令的执行效率。计算机仿真验证和FPGA仿真验证的结果表明，该MCU的最高时钟频率和指令执行效率等指标均优于MCS51的5倍以上。

Secondly, contraposes the limitation of the traditional harmonic current detecting method based on neural network, presents the method that combines the neural network and auto adaptive harmonic current detecting method based on the principle of noise each other eliminating.As the characteristics that are small calculative quantity, fast converge, without local minimal point of Redial Basis Function, this dissertation forms a new harmonic current detecting method based on RBF.

其次，针对传统的谐波电流检测方法的缺陷，提出将神经网络与基于噪声抵消原理的自适应谐波检测相结合，利用径向基函数运算量小、收敛快、无局部极小值等优点，构造了一种基于径向基函数神经网络的谐波电流检测方法，仿真结果表明该检测方法具有很好的动态响应及畸变电流检测精度。

Running away from the past, into the future. Or away from the bad past anyway, the recent, misbegotten past, and into a better past, all mythy and sweetly vigorous, into that America where the future was full of endless possibility. Into an America where, as Ralph Waldo Emerson wrote,"The only sin is limitation."

或者就是远离糟糕的过去，最近的一团遭的过去，创造那充满奇迹，朝气蓬勃的过往；回到那个未来一切皆有可能的美国；回归那个Ralph Waldo Emerson所描述的："只有一件事是你不该做的，那就是限制你自己"这样的美国。

A new C++ class and its basic arithmetic were defined to deal with the miscount caused by the precision limitation of built-in data type in common statistical software under large number of varieties and traits.

通过定义任意长度整数C++运算律，解决了当品种数和性状数较多时，因常用软件内置数据类型有效位数不足所导致的计算误差问题。

This dissertation analyses the limitation of every method after summarization. The monopsony behavior of retailing in China is measured by the way of case study at the end of this chapter.

本章最后采用典型行业加上典型企业的案例分析方法，来评估我国大型零售业中存在的买方垄断势力。

In order to eliminate its limitation on movability, Bluetooth is applied as wireless audio transmission to design and develop a smart phone Bluetooth VOIP audio access system . The target system is analyzed and designed in general at first.

为解决使用廉价的VOIP网络电话所造成的移动限制问题，本文通过MSN/Skype/QQ三款聊天软件提供的VOIP语音服务，引入蓝牙技术作为语音无线传输，设计和开发了手机蓝牙VOIP语音接入系统。

The modified version has no limitation on the number of bits for encoding the multiplicand and the multiplier, greatly save the space-bandwidth-product, and the mixed digital string can be directly weighted and summed to obtain the final product.

其中二值虚数基编码使复数相乘简化为两次乘法，四值虚数基编码（数基为2j）使复数相乘进一步简化为一次乘法，变得和实数操作一样。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。