您要查找的是不是：
- The grain size of the porous layer is about 2nm and the thickness lamellar layer is a few tens of nanometer. 多孔羟基磷灰石层是由纳米晶粒构成的，平均晶粒尺寸大约2纳米。花瓣状羟基磷灰石层由约几十纳米大小的晶粒构成。
- Micro porous layer (MPL) was added between gas diffuse layer and catalyst layer. 摘要:微孔层是加在气体扩散层与触媒层之间，主要功用是藉由毛细作用力帮助液态水的排除。
- The second layer consists of a honeycomb-like structure. This porous layer achieves moisture permeability and resistance to water penetration. 第二层是类蜂窝的孔状结构,以达到透湿和防水功效。
- A new type of strongly polar organic polymer porous layer open tubular column (OPPLOT-A) was prepared by in situ copolymerization of acrylonitrile and divinylbenzene. 以丙烯腈为单体，二乙烯苯为交联剂，采用原位聚合法制备出了强极性的有机高聚物多孔层开管柱-OPPLOT-A型柱。
- porous layer open tubular column 多孔开口管柱
- Porous layer open tubular column, PLOT 多孔层空心柱
- Porous layer open tubular columns 多孔层开管柱
- large diameter porous layer opentubular GC column 大孔径多孔层气相色谱开口管柱
- Any of several tough, porous leather substitutes. 通气性强的塑料几种粗糙的多孔的皮革代用品
- He added sand to the soil to make it more porous. 他往土里掺了些沙子以提高渗水性能。
- Advance in Porous Layer Open-tubular Capillary Adsorption Chromatography 高效多孔层毛细管柱吸附气相色谱的研究进展
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- In hot weather clothes made of a porous material like cotton are best. 热天穿棉布之类有渗透性的材料做的衣服最为适宜。
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- In hot weather cloths made of a porous material like cotton are best. 热天穿棉布之类有渗透性的材料制成的衣服最为适宜。
