1) brick stone
天然硬红土
2) naturally hard water
天然硬水
3) natural Korean pine
天然红松
1.
According to the renovation investigation under natural Korean pine forest,this paper states that there are con- sanguineous relationship among renovation,forest type and site conditions.
通过对天然红松林下的更新进行调查,阐明了天然红松林下的更新好坏和林分类型及土地条件有着密切的关系,对今后天然红松林经营起到借鉴作用。
2.
According to the investigation of natural Korean pine forest,this paper analyzes the relationship among its burliness,age,forest closing degree and different forest types.
本文通过对天然红松林分的调查,掌握了天然红松的结实量和年龄、林分疏密度及和不同林分类型的关系,同时也掌握了红松果实的质量和不同林分类型的关系,对今后天然红松林经营起到一定的作用。
4) unmodified clay
天然粘土
1.
Preparation and mechanical properties of nylon6/rubber/unmodified clay nanocomposites;
尼龙6/橡胶/天然粘土纳米复合材料的制备及其力学性能
2.
To reduce the high cost for preparation of polyamide-6/clay nanocomposites and overcome a decrease in the toughness of the nanocomposites, in this work, we have developed a novel route with low cost to prepare polyamide 6/rubber/unmodified clay nanocomposites.
为了降低聚酰胺6／粘土纳米复合材料的高制备成本以及解决材料韧性下降等问题，本研究采用一种低成本的新方法制备出剥离型聚酰胺6／橡胶／天然粘土纳米复合材料。
5) natural clay
天然黏土
1.
Synthesis of mesoporous molecular sieve by addition of natural clay in raw materials at room temperature;
原料中添加天然黏土室温合成介孔分子筛
6) natural soft-clay
天然软土
1.
Rheological behavior of natural soft-clay during one-dimensional consolidation;
天然软土一维固结压缩过程中的流变性状
补充资料：石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(internotional tradeof011 and只as)见石油市场与天然气市场。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条