sea-bottom deposits  海底沈积物

bottom produce bottom product  轴制动马力

bottom product bottom produce  箱形括矿机

(pressure)gauge with bottom connection  径向压力表

100 t Top and Bottom Combined Blown Converter  100t顶底复吹转炉

180 t Top-Bottom Combined Blow Converter  180t顶底复吹转炉

accumulated liquid in bottom  井底积液

acid bottom  酸性炉底

acid leaching bottom flow  酸浸底流

acoustic beacon on bottom  海底声标

activity bottom of boiler  活动炉底

actual bit on bottom time  纯钻进时间

Adjacent Boiler Bottom Heating  邻炉底部加热

after bottom center  在下止点后; 下死点后

after bottom dead center  下死点后在下止点后

air supply at the bottom  底部送风

Al2O3-C-SiC furnace bottom  Al2O3-C-SiC系炉底

alignment of bottom casing and bearing seating  下汽缸和轴承座找正

alkylate bottom  烷<基>化物存底