bed mortar中文什么意思

打底砂浆

垫层砂浆

灰浆层

• bed:    n. 1.床，床铺；床位，铺；(动物 ...
• mortar:    n. 臼,捣钵,研钵；【军事】臼炮, ...
• bed of mortar:    灰浆层

例句与用法

1. Testing of mortars containing mineral binders ; freshly mixed mortar ; determination of workability time and correction time of thin - bed mortar for use with masonry
   对含有矿物粘合剂的砂浆的检验.新制砂浆.砌体工程用