All sponge rubber packing for watertight doors need to be renewed.

The main products are flat vulcanized rubber and plastic-cold Qieli Ji.

主要产品有橡胶平板硫化机和塑料冷切粒机.

The emphasis of vulcanized rubber study is still the high-temperature stabilizing agents.

开发高温稳定剂则是橡胶硫化研究的重点.

We imported raw rubber from Malaysia.

我们从马来西亚进口生胶.

With special raw material ( raw rubber bearing ) and small friction coefficient; electricity-saving.

含特殊原料原橡胶轴承,摩擦系数小, 更省电.

Natural rubber has problems, though.

然而,天然橡胶也有缺点.

Raw natural rubber-Colour index test.

天然生胶颜色指数测定法.

Ferrous & Non-Ferrous Metals, Natural Rubber, Latex and Synthetic Rubber.

有色 与 黑色金属, 天然橡胶, 乳胶,合成胶等.

For many uses, only natural rubber from trees will do.

只有从树上产的天然橡胶才有多种用途.

Fertilization is an important measure to increase the production of natural rubber.

施肥是提高天然橡胶生产力的重要措施.

APPLICATION: The present machine is used for plasticating natural rubber.

用途: 用于塑炼天然橡胶.

How is natural rubber treated to overcome its inferior characteristics?

天然橡胶是如何克服它先前的缺点的?

Most natural rubber must be purchased from British and Dutch combines.

大部分天然橡胶必须从英国和荷兰的联合企业购进.

Many synthetic materials have been invented which can be used instead of natural rubber.

人们发明了许多能代替天然橡胶的合成材料.

Can shape the simplicity and beauty of nature, but also to show weather and Cheung environment.

可塑造出大自然的纯朴和美妙, 也能表现出风和日丽的和祥环境.

She was enchanted By the Beauty of nature.

她被自然界的美丽所陶醉了.

We were charmed by th beauty of nature.

我们被大自然的美丽给迷住了.

We enjoyed the beauty of nature.

我们欣赏大自然的美.

You have no feeling for the beauty of nature.

你对大自然的美缺乏欣赏力.

Many people wonder at the beauty of nature around them.

很多人赞美身边大自然的美.

That experience help him develop a feeling for the beauty of nature.

那段经历帮助他培养了对自然美的监赏力.