Its massive oaken door stood unbarred. Within was a small chamber, chilly as an icehouse, and walled by Nature with solid limestone that was dewy with a cold sweat.
巨大的橡木门没上门闩，里边有个小室，寒气逼人，四周是天然的石灰岩墙壁，上面水珠晶莹透亮。
Its massive oaken door stood unbarred. Within was a small chamber, chilly as an ice-house, and walled by Nature with solid limestone that was dewy with a cold sweat.
巨大的橡木门没上门闩，里边有个小室，寒气逼人，四周是天然的石灰岩墙壁，上面水珠晶莹透亮。
Compared with a solid-wall pipeline, the double-walled plastic pipeline has the advantages of material consumption saving, light weight and convenient construction, transportation and storage.
同实壁管材相比节省材料消耗，重量轻，便于施工、运输、储存。
Compared with a solid-wall pipeline, the double-walled plastic pipeline has the advantages of material consumption saving, light weight and convenient construction, transportation and storage.
同实壁管材相比节省材料消耗，重量轻，便于施工、运输、储存。
应用推荐