Their enormous surface make them very bright . 他们庞大的表面积使他们显得非常明亮。
assume the surface area of each bolt is 1×甍. 假设每一螺钉的表面积为1。
Hydrogen and co have both been used for estimation of noble metal surface areas . 和CO都已用来测定贵金属的表面积。
The surface area of crystalline clay minerals is highly dependent on the extent of lattice expansion . 结晶粘土矿物的表面积主要依赖于晶格膨胀的程度。
Its common use is in conjunction with selective gas chemisorption for verification of metal surface area . 它通常是和选择性气体化学吸附结合起来使用,以确定金属表面积。
There are inherent difficulties in selecting any method as a standard for catalytic surface area determinations . 要选定一种测定催化剂表面积的标准方法具有其特有的困难。
The catalyst vendors came out with a catalyst incorporating a low surface area, high purity alumina carrier . 催化剂出售商供应了一种具有表面积小,纯度高的氧化铝载体催化剂。
The measurement of catalytic surface area has been, is, and will continue to demand considerable research . 催化表面积的测定无论在过去、现在和将来都需要继续进行大量的研究。
The theory of condensation on insoluble particles depends qualitatively on the reduced liquid surface area . 定性地说,在不可溶粒子上的凝结理论是与这减少的液体表面积有关的。
Attempt was made to determine sorption solely on the external surface by extrapolating the sorption isotherms to zero time . 有人设法使吸收只限于表面积上,即按吸收等温线在时间接近零时所测定的数值。