directional cooling 中文意思是什麼
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Directional demolition bl asting of shel l structure cooling tower
薄壁冷卻塔的定向爆破拆除 -
In this paper, combined with directional blasting of cooling tower engineering, some safety problems such as flying rock, blasting vibration, morphology vibration and blasting dust are introduced and analyzed, and more safeguard technologies are advise
摘要文章結合冷卻塔定向爆破拆除的實例，分別介紹了由爆破引起的爆破飛石、爆破振動、塌落振動、碎碴飛濺和爆破煙塵等爆破安全間題，並對這些問題進行了分析，提出進一步提高爆破安全的技術措施。 -
The directional cooling quenching test and measure of quenching degree on alloy ductile iron
合金球墨鑄鐵的單向淬火試驗和淬透性測量 -
In this paper, one high temperature gradient directional solidification apparatus with liquid metal cooling ( lmc ) was used. the technology parameter of preparation for ni, cr, al - tac eutectic in - situ composite was optimized
本文採用lmc高溫度梯度定向凝固裝置，對ni ， cr ， al - tac共晶自生復合材料進行了深入的研究，優化了該種自生復合材料的制備工藝。
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