1.
natural gum, carved or moulded articles of
天然树胶的雕刻或模型制品
2.
Select the natural latex from rubber tree are refined to the emulsion, which is not mixed any hand foam sponge.It is a 100% pure natural emulsinon product.
选用橡胶树所产的天然胶乳提炼成的乳胶绝无掺杂任何人工泡棉成份。属100%纯天然乳胶制品。
3.
People get natural rubber from rubber trees as a white, milky liquid, which is called latex.
人们通过橡树获取天然橡胶--一种叫“乳胶”的白色乳状液体。
4.
Raw natural rubber--Smoked sheets
GB/T8089-1987天然生胶烟胶片
5.
A naturally occurring mixture of an oil and a resin extracted from various plants, such as pine or balsam fir.
含油树脂一种天然的油和从各种植物如松树和胶杉中提炼出来的树脂的混合物
6.
Rosin: A type of matural resins and is an important component in papermaking size.
松香:是一种天然树脂，并且是造纸用胶的一种主要成份。
7.
Natural resins are rosin and shellac. Synthetic resins are organic compounds which have been chemically nodified ([polymerised].
天然的树脂是松香和虫胶。人造树脂是把有机化合物用化学方法改变（聚合化）而成。
8.
NRDB (National Rubber Development Board)
天然橡胶发展委员会
9.
Terminology of raw natural rubber
GB/T14795-1993天然生胶术语
10.
Association des pays producteurs de caoutchouc naturel
天然橡胶生产国协会
11.
analytical methods for raw natural rubber
天然橡胶化学分析方法
12.
Natural latex-Determination of pH
天然胶乳 的ph测定
13.
Professional Association of Natural Rubber in Africa
非洲天然橡胶同业公会
14.
Studies on High Damping NR/ENR Blends;
减震天然橡胶/环氧化天然橡胶共混物的研究
15.
A forest or wooded area in its natural state.
天然林，原始林天然状态的树林或林区
16.
Association of Natural Rubber Producing Countries
天然橡胶生产国协会(橡胶协会)
17.
Raw natural rubber--Standard rubber--Specifications
GB/T8081-1987天然生胶标准橡胶规格
18.
Raw natural rubber--Standard rubber--Sampling
GB/T8083-1987天然生胶标准橡胶取样