The experiments show that the optimal focal plane is focused at the layer of photographic emulsion.

Use: Used as an analytical reagent, to prepare photographic emulsion , and in manufacture of pharmaceuticals.

用途: 常用分析试剂.照相用感光乳剂的配制, 制药工业.

Four Seasons of the painted flowers and birds or landscapes, as a group of four.

各绘四季花鸟或山水, 四幅为一组.

Fur garments and trimmings considered as a group.

皮衣毛皮衣服和镶边的总称.

They began as a group of business clubs.

他们以商界俱乐部的形式开展培训.

Capitalists considered as a group or class.

一组或一阶层的资本家的总称.

They work as a group — no one person is allowed to dominate.

他们以团队的形式工作——不允许任何人占统治地位.

As a group, we know virtually nothing about UFO.

总的来说, 我们对不明飞行物几乎一无所知.

The toothpastewith fluoride to strengthen tooth enamel and prevent the build up of plaque.

另含氟配方能增强牙齿珐琅质,帮助预防蛀牙及牙肉溃烂.

In addition, some examples of dose reconstruction ESR using tooth enamel are given.

另外, 还介绍了此技术在剂量重建中的一些应用实例.

Depending on the requirement of the top layer, backing papers vary very much in nature.

视乎面层的要求, 托底纸有各种极端不同的性质.

The earth is composed of several layers. The top layer earth is called the earth's crust.

地球由好几层构成, 最上面的一层叫地壳.

Because Top layer metals are usually thicker and wider and so has low resistance.

因为最上层金属通常更厚、更宽,因而电阻较小.

Apply these settings on the top layer.

应用这些设置顶层.

Granite with manganese. Porous top layer provides good drainage.

含锰的花岗岩土层,表层多孔使排水性良好.

They stand top layer of the butter scream cake.

他们站在奶油蛋糕上面.

He cleared away the top layer but underneath some still stuck to the ground.

上层的扫去,贴地的还留下一些雪粒,好像已抓住了地皮.

Two men were sent up the mountain while the main party of climbers remained at base camp.

两个人被派上山,而大部分登山队员留在大本营.

After reached the top of the mountain, they returned to their base camp.

到达山顶后, 他们便返回了基地营.

The base camp for exploring Qomolangma , the world's peak , attracts visitors from all over the world.

珠峰登山大本营, 聚集了来自世界各地的登山爱好者.

Having lost contact with the base camp for days , the mountaineers were in despair.

对这种无理的要求我们决不应该答应.