There are two types of seals. Static seal and dynamic seal.
密封垫的种类有两种。静密封和动密封。
Rubber type of seals must comply with the prescribed grease.
密封件橡胶的类型必须符合油脂的规定。
They made clothes and shoes from furs and from skins of seals.
他们用兽毛和海豹皮做衣服和鞋子。
Animal protection charity poster series: stop the murder of seals!
保护动物公益海报系列之：停止谋杀海豹！
The role of seals in the Chinese culture can hardly be underestimated.
印章在中国文化中的作用是不可低估的。
Then, fatefully, he went on to mention the extraordinary abundance of seals.
他接着又提到了数量惊人的海豹。
There are several kinds and types of seals, but all work on the same principle.
有多种类型和形式的密封，但工作原理相同。
From what he'd heard, an entire squad of SEALs had pulled duty keeping him in his room.
从他有听到的，一个被有的印章整个小队在他的房间中拉了责任保管他。
A group of seals rests on floating ice in front of muir glacier in glacier bay, Alaska.
一群海豹躺在阿拉斯加冰川湾谬尔冰川内的一块浮冰上休息。
The sharks are common in the area because of the thousands of seals that reside on the coast.
鲨鱼在该地区是常见的，因为成千上万的海豹在海岸上栖息。
The typhoons and the butchering of seals on the Sophia Sutherland resembled Herman Melville's Pequod.
台风、猎杀海豹，像极了赫尔曼·梅尔维尔的监狱。
When he returned home, he cut the stones with great strength, producing the most delicate of seals.
当他回到家里，他以极大的力量，把石头，制作最精致的印章。
We can design and research all kind of seals and sundries out of standard according to customers requirement.
我们可以设计与研究的所有种海豹和杂货出来的标准根据客户的要求。
But the good news is that a smaller population of seals on the main Hawaiian islands is growing and thriving, he said.
但他同时补充道，夏威夷本岛上生存的少量海豹群体正在兴旺壮大，这是个好消息。
It was spotted by keen photographer Veronica Craft, who said she takes pictures of seals because of their happy nature.
摄影师维罗妮卡·克拉夫特发现了这只爱笑的海豹。摄影师说，她为海豹们拍照是因为它们生性快乐。
It is easy to get lost in a strange world of seals, trumpets, bowls, and animals with unusual Numbers of heads and horns.
这是很容易迷失在一个陌生的世界，海豹，小号，碗，和动物一样不寻常的号码头，牛角。
As Arctic ice begins to melt, polar bears leave the tundra and venture onto the frozen ocean in search of seals to prey on.
当北极多年冰开始融化的时候，北极熊离开苔原和冒险到冻结的海洋上寻找海豹捕食。
There it was: the Piedras Blancas elephant seal rookery, playground of seals, whales, dolphins, otters and other sea creatures.
就是这里——象海豹滩，海豹、鲸鱼、海豚、水獭及其他海洋生物的乐园。
Coming into the room for the first time, Tanya looked out of the window and saw a pair of seals sunning themselves on the rocks.
第一次走进那间屋子，坦尼娅从窗口望出去，就看见一对海豹在岩石上晒太阳。
After transformation, the sealing effect is good, the service life of seals is long, pump efficiency and running time is increased.
改造后密封效果好，密封使用寿命长，并且提高了泵的效率和运行时间。
The design, selection, assembly of seals are systematically discussed starting form the cause of the sealing failure of rubber seals.
本文从橡胶密封件密封失效的原因着手，系统地论述了密封件设计、选型、装配等要素。
This paper introduces the new design of seals for cam grinder's axial end or revolving spindle in dry gas containing particulate matter.
文章介绍了一种在干燥、含固体颗粒气体介质条件下旋转轴密封的新设计。
In celebration of his 80th birthday in 1791, the emperorQianlong had a number of seals made, of which this is one of thebiggest on record.
据传在1791年，为庆祝自己的80寿辰，乾隆帝命人制作了一批玉玺，而这枚是所有记录在册的玉玺中最大的。
However, the red color similar to that of seals is powerful enough to penetrate through time, to ridicule forgettery, and chain up our fates again.
然而，图章般的色彩却足以穿透时间，嘲弄健忘，一再锁住我们的命运。
Whole model of impeller clearance and labyrinth seal are built up, and the effect of seals with two sides of impeller to axial thrust is considered fully.
建立了叶轮间隙和迷宫密封的整体模型，并充分考虑了叶轮两侧密封对轴向推力的影响。
The move concerned products derived from all species of seals and includes fur skins, organs, meat, oil and blubber, which can be used in cosmetics and medicine.
此举涉及所有种类的海豹产品，包括皮毛、器官、肉、油和脂肪——可用于化妆品和药品。
Grubby white and blue crystal towers, cliffs and crevasses soar up from the water, dispatching millenniums of compacted snow in the shape of seals, water lilies and bishops' mitres.
水中高耸起污白和蓝色的水晶塔、峭壁和裂隙，将海豹、睡莲和主教冠的形状千年积雪推送出去。
A hobby photographer has captured stunning underwater photographs of seals and great white sharks after getting up close and personal with the Marine animals off the coast of South Australia.
一位摄影爱好者在南澳大利亚海岸捕捉到令人惊艳的水下图片，与海豹和大白鲨等海洋生物进行了一次亲密接触。
A hobby photographer has captured stunning underwater photographs of seals and great white sharks after getting up close and personal with the Marine animals off the coast of South Australia.
一位摄影爱好者在南澳大利亚海岸捕捉到令人惊艳的水下图片，与海豹和大白鲨等海洋生物进行了一次亲密接触。
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