Use correct error handling to ensure that the database connectivity always been closed ( even when there is a mistake), this point is very important.

One of the most important issues in computer applications is to detect and correct error codes, which is also a crucial step in software and hardware design.

编码纠错、检错是计算机应用中最重要的操作手段之一，也是软件、硬件设计中必不可少的一个重要环节。

It takes iterative detection and decoding algorithm to realize circulation correct error and can resist and decrease fast fading in the high-speed mobile environment.

利用迭代均衡算法实现循环纠错，即使在高速移动的环境中也能抵抗快速衰减。

Design team leader should take random inspection to identify and correct error during the course of design.

设计组长在设计过程中，应随时进行检查以即时发现和纠正错误。

I think you have made an error in calculating the total.

我想你在计算总数时出了差错。

The delay was due to human error.

延误是人为错误造成的。

It was an error on my part.

那是我的过失。

There are too many errors in your work.

你的工作失误太多。

However, and steel to become powerful, we to pay an enormous effort.

但要成为钢铁强国, 我们还要付出艰巨的努力.

The question is how will all this new power be managed?

问题是如何控制所有这些新 强国.

I am trying to stop two nuclear powers from going to war over oil!

我正试着阻止两个核强国为石油而战!

The treaty was signed by five powers.

这个条约是由五个强国签订的.

The small country allied itself to / with the stronger power.

小国和强国联盟.

Manufacturing and Application of Methyl Acetoacetate

乙酰乙酸甲酯的生产及其应用

A Study on Asymmetry Reduction of Ethyl Acetoacetate of Bread Yeast in Organic Solvent

面包酵母非水相催化乙酰乙酸乙酯的不对称还原反应

Study on reaction temperature behavior for the synthesis of pseudoionone isomers by methyl acetoacetate method

乙酰乙酸酯法合成假性紫罗兰酮同分异构体温度反应行为研究

A New Synthesis Method of Ethyl Acetoacetate

乙酰乙酸乙酯合成新方法

Africa is not so rich on species, but from a rather small area in East Africa originate the various Saintpaulia, Which as the "African violet" is easily today the most admired little flowering plant in the home of West countries.

非洲的苦苣苔科植物资源并不丰富，但在东非的一小块区域却是各种艳丽的Saintpaulia的原产地，这种苦苣苔又称为非洲紫罗兰，现已成为西方国家室内观赏花卉的重要品种。

Tissue culture and rapid propagation of Saintpaulia ionantha and Caladium bicolor

非洲紫罗兰和花叶芋的组织培养和快速繁殖

Tissue Culture in Vitro and Rapid Propagation of Saintpaulia ionantha

非洲紫罗兰组织离体培养及快速繁殖

The research is helpful to our understanding of effects of Vallisneria asiatica on the environment of water and the possible diurnal variation of phosphorus release in sediment.

试验结果为进一步研究沉水植物对水体中环境因子影响的日变化特征和影响机理，以及底泥磷释放可能存在的日变化具有一定的参考价值。