三元催化剂
三元催化,是指将汽车尾气排出的CO、HC和NOx等有害气体通过氧化和还原作用转变为无害的二氧化碳、水和氮气的催化。主要是用三元催化器, 三元催化器的载体部件是一块多孔陶瓷材料,安装在特制的排气管当中。称它是载体,是因为它本身并不参加催化反应,而是在上面覆盖着一层铂、铑、钯等贵重金属。是安装在汽车排气...
三元催化,是指将汽车尾气排出的CO、HC和NOx等有害气体通过氧化和还原作用转变为无害的二氧化碳、水和氮气的催化。主要是用三元催化器, 三元催化器的载体部件是一块多孔陶瓷材料,安装在特制的排气管当中。称它是载体,是因为它本身并不参加催化反应,而是在上面覆盖着一层铂、铑、钯等贵重金属。是安装在汽车排气...
Learn A-B-C the fun way with Funwith-ABC. Your child will learn the letters of the alphabet while interactively learning the names of common fruits, v...
Starting the English learning journey with FunABC! This application presents two page audible charts containing the alphabets and phonics. It comes wi...
FUN with ABCDescription-:Now you can learn ABC in much amazing way.!! -Yeah that’s true. FUN with ABC is a free fun loving game app. This game is for ...
Did you know?FunWithWords is compatible with all ios 3.0 or above devices! Do you love making stories with words? Then you will love FunWithWords! Now...
Did you know? FunWithWords HD is the one of the only word games made designed specifically for the ipad?? FunWithWords HD is compatible with iPads run...
Простая логическая игра, целью которой является составление слов из выпавших букв.Данная игра направлена на увеличение словарного запаса.免費玩FunWords A...
"The master mind" is a game to guess a hidden number right. This game may be called "hit and blow". Please arrive at the number of the correct answer ...
"The master mind" is a game to guess a hidden number right. This game may be called "hit and blow". Please arrive at the number of the correct answer ...
"The master mind" is a game to guess a hidden number right.This game may be called "hit and blow".Please arrive at the number of the correct answer at...