1.
Comparison of soil C and N in rubber plantation and seasonal rain forest
热带季节雨林与人工橡胶林土壤碳氮比较
2.
Study on Nutrient Cycle of Ecosystem in Rubber Plantation--Nitrogen Cycle in Clone PR107
橡胶人工林生态系统养分循环研究——无性系PR107氮素体循环
3.
Relationships Between Soil Humus Composition and Available Microelement Content in Rubber Plantation
橡胶人工林地土壤腐殖质组成与有效态微量元素含量的研究
4.
Studies on the Relationships between the Soil Enzyme Activities and Available Microelement in Rubber Plantation
橡胶人工林地土壤酶活性与有效态微量元素关系研究
5.
At the right sea son, the natives to into the forest to tap off the rubber (from the trees).
到了季节，当地人便去林中采割橡胶。
6.
Multi-Usage of Waste Rubber;
促进废旧橡胶综合利用,发展橡胶工业
7.
Processing Technology and Properties of MVQ/ACM Rubber.
硅橡胶/丙烯酸酯橡胶并用胶的加工与性能
8.
" Rubber, vulcanized--Test method for artifical weathering(carbon-arc lamp)"
GB/T15255-1994硫化橡胶人工气候老化(碳弧灯)试验方法
9.
" Rubber, vulcanized-Test method of resistance to artificial weathering (xenon are lamp)"
GB/T12831-1991硫化橡胶人工气候(氙灯)老化试验方法
10.
The workers tap the rubber trees every morning.
每天清晨,工人们切割橡树皮使胶液流出。
11.
Influence of Noise on Cardiovascular System of Rubber Machining Workers;
橡胶加工噪声对作业人员心血管系统的影响
12.
rubber and plastics making machine
橡胶及塑料加工机械
13.
Industrial rubber sheet
GB/T5574-1994工业用橡胶板
14.
rubber packing materials for industrial use
工业用密封橡胶材料
15.
He works in a rubber factory.
他在一家橡胶厂工作。
16.
history of synthetic rubber industry
合成橡胶工业发展史
17.
synthetic diamonds, rubber, etc
人造钻石、 合成橡胶.
18.
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。