查询词典 under cover

Then two steganographic schemes with the ability of information authentication are designed by combining with Hash function and digital signature algorithm. Finally, the authentication security of the two schemes under active attacking istheoretical ratiocinated.(5) A public key steganographic system using gray image as the cover-object is developed.

设计了一种以灰度图像为隐秘载体的公钥隐秘通信方案，在嵌入相当大的数据量时，信息隐藏过程仍然较好地保持了原始图像的质量和统计特性，从理论和实验两方面对方案的安全性进行了分析。

I have already describ'd my Habitation, which was a Tent under the Side of a Rock, surrounded with a strong Pale of Posts and Cables, but I might now rather call it a Wall, for I rais'd a kind of Wall up against it of Turfs, about two Foot thick on the Out-side, and after some time, I think it was a Year and Half, I rais'd Rafters from it leaning to the Rock, and thatch'd or cover'd it with Bows of Trees, and such things as I could get to keep out the Rain, which I found at some times of the Year very violent.

前面我已描述过自己的住所。那是一个搭在山岩下的帐篷，四周用木桩和缆索做成坚固的木栅环绕着。现在，我可以把木栅叫做围墙了，因为我在木栅外面用草皮堆成了一道两英尺来厚的墙，并在大约一年半的时间里，在围墙和岩壁之间搭了一些屋椽，上面盖些树枝或其他可以弄到的东西用来挡雨。因为，我发现，一年之中总有一段时间，大雨如注。

According to the company, A smooth rounded massage head undulates under a thin, silky cover, creating a soft kneading sensation that can be completely customized by adjusting movement type, speed and vibration.

&据该公司称，&平稳四舍五入按摩头部undulates下，薄，柔滑的掩护，创造一个软揉捏感觉可以完全自订的调整运动的类型，速度和振动。

Please note that advance payment would only be approved under exceptional circumstances and it would normally cover no more than 3 months expenditure.

请留意我们只会在特殊的情况下提前发放拨款，所涉及的金额通常不会超过计划三个月的开支。

It turns out that under the cover of anti-Soviet slogans they are frantically attacking the workers and democratic circles in the United States and turning all the countries which are the targets of U.S.

原来他们是在反苏的口号下面，疯狂地进攻美国的工人和民主分子，和把美国向外扩张的一切对象国都变成美国的附属物。

The technology of Eu fixed soil core tracer can be used under different conditions (including, the bare fallow slope, vegetation cover etc.).

试验揭示无论Eu定位土芯示踪技术用在休闲裸坡地还是在有植被覆盖的条件下，本试验的预测结果都和实际土壤流失量比较相近。

Under large-scale environment and so on building underlying bed, underground market, underground parking garage, the mobile communication signal is weak, the handset was unable normally to use, has formed the mobile communication blind spot and the shadow region; In among floor periphery, because comes from different base depot signal overlapping, has the pingpong effect, the handset frequent cut, even falls the speech, seriously has affected the handset normal use; In building high level, as a result of the base depot antenna high limit, is unable normally to cover, also is the mobile communication blind spot.

在大型建筑物的低层、地下商场、地下停车场等环境下，移动通信信号弱，手机无法正常使用，形成了移动通信的盲区和阴影区；在中间楼层，由于来自周围不同基站信号的重叠，产生乒乓效应，手机频繁切换，甚至掉话，严重影响了手机的正常使用；在建筑物的高层，由于受基站天线的高度限制，无法正常覆盖，也是移动通信的盲区。

In winter Blood Pheasant tended to living both in the shrubs with low cover under 2m and in bamboo forest.

冬季倾向于选择灌木林中2m以下郁闭度较低的半坡活动，竹林为其次适栖息环境；夏季喜选择山脊附近下层空间较为开阔的灌木林或林间空地。

The cat used to sleep all day long under the cover of its instinct.

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Where the cables are exposed to mechanical damage, they shall be protected with steel pipe or cover. The cables installed under the E/R lower floor shall be protected with flexible conduit or steel pipe.

面对电缆的机械损伤位置，机工应该用金属管保护这些位置或者是覆盖，在安装在机舱低层处的电缆应该用软管或金属管保护。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐