先在的

In the discrete wavelet transform domain, the watermark sequence is modulated with m-sequence at first, then the watermark information is embedded by quantifying the coefficient of the transform domain. The quantification procession is given.

4在离散小波变换域，先对水印序列进行扩频调制，然后通过对变换域系数进行量化来嵌入水印信息，给出了量化方案；在水印的提取过程中不需要原始音频信号的参与。

If it were not, and you wanted to reassign a shortcut key combination that is already in use, you must first delete the existing key.

如果不是，你想重新指定一个已在使用的快捷键组合，您必须先删除现有的键。

On wednesday we diddn't need to wear our uniform ,because we had to give money to the Community Chest.

杂谈我在星期三的时候我们可以不穿校服！！因为今天我们是要给钱那个 Community Chest 先可以不穿校服。

And it has not been applied in practice concretely.

并在该理论框架和基础方法论的指导下，采用先

However there is opposition to confining animals in this way.

在第一段里作者先介绍了考题的背景。

Abstracdt:According to the analysis of conversion of mass in the process of nuclear reaction ,this essay establishes the dynamic conservation of mass as well .

先分析在核反应过程中，质量的转化情况，从而建立了质量动态守恒。

In order to test the influence of chemical pretreatment on the vitrification of municipal solid waste incineration fly ash , phosphate solution and copperas solution were used to wash the fly ashes before they were undergone vitrification process.

在垃圾焚烧飞灰进行熔融玻璃化之前，先用磷酸盐或绿矾溶液对飞灰进行洗涤，研究这种化学稳定化预处理对飞灰玻璃固化效果的影响。

For most of us, we have to walk up the stairs to get to our classrooms in Cornel.

对大部分在康乃尔上学的人来说，要进到教室之前必须先爬上楼梯。

To install the fixed filler on the corner cabinet, use a ф4.2MM drill to drill a hole on the bottom panel at a place near the fixed filler. Use pneumatic screwdriver to turn at the hole positions to form countersink holes. Use 4*50 self-tapping screws to secure the fixed filler on the bottom panel. Keep

转角柜固定封板的安装，先用ф4.2MM的直钻在柜底板靠近固定封板处打孔，/然后用风批头在打孔处转动几下形成螺钉沉孔，再用4*50的自功钉把封板固定在柜底板上/安装可调脚将柜底保持朝上，然后正面进入50MM画线并装好柜脚座。

This is a sin the countryfolk are reluctant to bear, so first they scrub them until they are sparklingly white and then they bring them into town.

这是一件罪过的事情，他们不愿意担在身上，故而先把它们濯得这样洁白了，才挑进城里来。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。