Green pressing 生压胚 ; 湿砂透气性
Green-pressing density, simulated green-pressing strength and bonding momental of high frequency brazing were assayed.
测定了它们的冷压生坯密度、模拟生坯强度以及高频钎焊的结合力矩;
Ireland's Galway Bay, like many waterways around the world, faces pressing questions about pollution, flooding, fish populations, green energy generation, and climate change threats.
爱尔兰的Galway Bay与世界上的许多水域一样,面临着关于污染、灌溉、鱼类数量、绿色能源、气候变化威胁等方面的迫切问题。
The only advertisement on the rink's fence was a green banner whose white characters reminded Overpopulation is our nation's most pressing problem.
场上围墙的唯一广告是一面绿旗﹐旗上的白色标语提醒大家﹕人口问题是中国面临的最严重问题。
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