room and pillar method with artificial pillar and bolting  人工柱锚杆房柱法

A pillar  柱; A柱; 肆无忌惮; 任性; 肆意

a pillar lens with a hole  带孔柱透镜

abandoned coal pillar  走向煤柱

across pillar  跨煤柱; 工业学校; 实业学校

active carbon pillar  活性碳柱

activities pillar  活动立柱

Alumina _ pillar  氧化铝柱

anchorage pillar  锚杆

angle guide pillar  斜导柱; 超磁致材料(GMM); 超磁致伸缩

Angled-Guide-Pillar  釉烧

anterior pillar of fauces  舌颌弧

A-pillar  A立柱

Arched top pillar  拱形顶柱

artif ical sill pillar method  人工底柱法

artificial barrier pillar  人工隔离矿柱

Artificial Pillar  人工矿柱; 人工柱

artificial roof pillar  人工顶柱

artificial sill pillar  人工底柱

automobile turning pipe pillar assembly  汽车转向管柱总成