短語詞組短語mortar r bed 硬磐;灰漿層bed mortar 灰漿層;打底砂漿AAC Thin -Bed Mortar 蒸壓加氣混凝土砌塊薄層砂漿in thin -bed mortar 薄層砂漿bed of mortar 灰漿層;繙譯machine bed inserting mortar 曳引機(jī)座灌縫furrowed bed joint mortar 溝槽牀接縫灰漿bed -mortar method 座漿法bed d mortar 灰漿層 返回 mortar bed