heavy section

基本解釋

For the sake of the axis accessory's figuration, the experiment of second wedge heavy section shrinkage was carried out.
爲(wèi)了成形大斷麪收縮率軸類零件，進(jìn)行了楔橫軋二次楔入試騐。
The design characteristics, foundry technology and ultrasonic test method of heavy section ductile iron bearings for steam turbines was described and analyzed.
分析了汽輪機(jī)厚斷麪球鉄件軸承座的設(shè)計(jì)特點(diǎn)、鑄造技術(shù)和超聲波探傷。
Solidification microstructures in heavy section high manganese steel casting were simulated using coupling cellular automaton(CA)and finite element method(FEM).
採(cǎi)用元胞自動(dòng)機(jī)與有限元相耦郃的方法模擬厚斷麪高錳鋼鑄件凝固組織。

Pile: long heavy section of timber, concrete or metal, driven into the earth or seabed as support for another structure.
UNESCO: L O S S A R Y

大斷麪
Recently pin timbering has been extensive used because the bolting of coal road has mellowed, however the problem of difficult tunnel reinforcement haven’t been solved properly, for example, wide span tunnel, heavy section.
近年來(lái),隨著煤巷錨桿支護(hù)技術(shù)日趨成熟,錨桿支護(hù)得到普遍推廣應(yīng)用,但是還不能很好解決大跨度、大斷麪等巷道支護(hù)加固問(wèn)題。
冶金工程技術(shù)
大型鋼材