pipe chaplet是什么意思

用法例句

NaY zeolite membranes were synthesized on porous tubular supports by secondary growth method using closed stainless steel autoclaves and opened glass vessels,respectively.

分别采用密闭式不锈钢反应釜和开口式回流玻璃反应器,在多孔管状支撑体表面水热合成NaY型分子筛膜。