- 重点词汇
- sponge rubbern.海绵状橡皮;
- bev. 是;有，存在;做，成为;发生;
- need to需要；需要做
- renewedadj.更新的;重建的;复兴的;重申的;
- watertightadj.防水的;
- doorsn.门( door的名词复数 );出入口;一家[户];门边;
- forconj.因为，由于;
- packingn.包装，打包;包装材料;（缝隙）填料;
- alladj. 全部的;一切的;各种的;极度的，尽量的;
- 相关例句
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.
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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.
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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.
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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.
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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.
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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.
词典精选例句
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.
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