pit-chamber的意思|示意

This paper introduces controlled blasting technology on signal chamber of pit-bottom and main haulage roadway, which are of complex condition, lithological character and highly security.

介绍了采用控制爆破技术施工位于井底车场及主要运输大巷的信集闭峒室，条件复杂，岩性变化大，要求安全性高。

The paper describes the sequence of mineral products used by the Chinese, mining pit and chamber, mining method and the source of the term "mineral resources".

本文叙述了中国人使用矿产品的先后次序，采矿坑峒、采矿方法及充填工艺的起源，和矿藏一词的由来。

The article discussed improving all kinds of methods to improve temperature uniformity of chamber furnace, pit furnace, salt bath furnace, fuel furnace.

本文主要介绍了提高热处理箱式电炉、井式电炉、浴炉和燃料炉炉温均匀性的各种技术方法。

The system consists of a swirling chamber, two vertical buckets on its wall, a drop shaft and a water cushion pit with one blind tunnel.

本文通过模型试验研究涡室-竖井内消能系统，用内设阻涡坎的涡室连接泄洪洞和竖井，带盲洞的消力井连接竖井和导流洞。

Now that the Dakota Fire Hole is properly constructed, you can partially fill the fire pit chamber with dry combustible kindling materials and light the fire.

现在火坑已经挖好了，我们在坑底放好一些易燃的干燥细枝，然后在坑边上堆好引火柴堆，用火机或引火石点燃火绒，在上边堆柴火把火烧大，然后将这些火推到火坑中即可。

The Six dynasties tomb is rock pit with stone chamber, yielded celadon bowls, bronze Wuzhu coins, and iron scrapers, and dated to the Jin dynasty.

六朝墓为岩坑石椁券顶墓，墓内残存的青瓷钵、铜五铢钱、铁削刀等表明其年代当属晋代；