A new method for quantitatively measuring the surface acid amount of solid catalyst was set up on a self-made pulse chromatographic adsorbent reactor.
在自制的脉冲色谱吸附反应装置上建立了一种新的测定固体催化剂表面酸量的方法。
When it choose a place to set up home, it pokes its tongue-shaped foot out of its shell and presses it against a solid surface.
当贻贝选择一个地方建造自己的家时，它就会将它的像舌头一样的脚伸出它的贝壳外，把脚紧紧按压在一个固体的表面上。
The meshing surface equations based on gridding metrics are studied and a method to set up the solid model is discussed in this paper.
研究了平面包络环面蜗杆啮合齿面方程，并探讨建立基于网格矩阵的啮合型面的矩阵模型方法。
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