tampers

If anyone tampers with this door it trips the alarm .

要是有人撬这扇门，就会触响警报器

An improved dual watermarking algorithm for image tampers detection and recovery

一种改进的图像篡改定位及恢复的双水印算法

A Fragile Watermarking Scheme with Discrimination of Tampers on Image or Watermark

能区分图像或水印篡改的脆弱水印方案

Sulfate anion content in tobacco tampers with combustibility , taste and quality .

摘要烟草中硫酸根离子的含量会影响其燃烧性、质量和吃味。

I do not approve of anything which tampers with natural ignorance .

我不赞成损害与生俱来的愚昧的任何事物。

However , this can not radically prevent the pirates and tampers .

然而，这仍然不能阻断盗版者和恶意内容篡改者的步伐。

Some one tampers with my diary .

有人动了我的日记本。

Because of its clog - proof function and tampers cleaning function , the clog - proof sampling valve has been widely used .

由于具有防堵和自清理堵塞物的功能，防堵取样阀的用途比较广泛。

The proposed scheme not only solves the problem of " once monitor , monitor forever ", but also monitor agency can exactly decide which escrow agency forges or tampers secret shadow during monitor procedure .

不仅有效地解决了一次监听，永久监听问题，而且在监听阶段，监听机构能够确切地知道门限密钥托管方案中哪些托管代理伪造或篡改子密钥。

The achieved innovative results are listed below . 1 . The current fragile image watermarking algorithm with discrimination of tampers on watermark and content is analysed , and a conclusion that it is disabled for some tampers is obtained .

具体工作如下：1.分析了现有能区分图像内容和水印篡改的脆弱水印算法存在对某些篡改失效的问题。

Experiments show that this authentication algorithm can tolerate JPEG lossy compression to a certain extent , while it is sensitive to malicious tampers . And those blocks detected as manipulated can be localized accurately at 88 pixel block level .

实验证明，它可以在一定程度上容忍JPEG压缩，对篡改操作敏感，并可以在88像素块的量级上对篡改区域进行精确定位。