Simulation and Optimization of Production Process of Double Bottom Block

雙層底分段建造過程的方案選優

With review of the deficiency in the reproduction and construction of small concrete hollow blocks, four types of block were presented including main block, accessorial block as well as bottom block.

針對當前混凝土小型空心砌塊塊型在生產和施工中存在的不足，本文介紹包括主、輔砌塊及芯柱底塊在內的4種塊型設計。

A support method for bottom structure in block caving

礦塊崩落法底部結構的支護方法

Validity and feasibility of the finite difference time domain method is demonstrated by the echo-wave signal of a flat bottom hole block.

通過與平底孔試塊實際缺陷回波信號的對比，驗證了脈沖超聲波有限差分法模擬計算的有效性和正確性。

The bottom of the block is covered with an oil pan or oil sump.

缸體的底部有一個油盤或油底殼。

On this basis, research the influence of the adjustment of the bottom slider block to the contact stress of the telescopic boom.

在此基礎上，研究了下滑塊調整對伸縮臂接觸應力的影響。

Production Practice to Improve Machinability of Bottom Cylinder Block

改善發動機下氣缸體加工性能的生產實踐

Discussion on scraper ore drawing bottom structure in block caving

自然崩落法鏟運機出礦底部結構的探討

Analysis of Seismic Performance for Frame/ Shear-wall Supported Bottom-sealed Block Composite Masonry Buildings

底部框剪封底砌塊組合墻房屋抗震性能分析