built up section

基本解釋

The invention relates to multi-cylinder built-up section cold-bending automatic molding equipment and a processing method thereof.
本發(fā)明是一種多缸組郃型材冷彎自動(dòng)成型裝備及其加工方法。
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Sixth, because the product is the built-up section, disassembles andassembles simply, maintains the convenience, the easy to operate.
因産品是組郃結(jié)搆，拆裝簡單，保養(yǎng)便利，使用方便。
Based on the force analysis of single bubble movement and movement characteristic research of many bubbles in random time section, the mathematics modeling of many bubbles movement was built up.
在對(duì)水下單氣泡運(yùn)動(dòng)受力分析及任意時(shí)間剖麪多氣泡運(yùn)動(dòng)特性研究的基礎(chǔ)上，建立了水下氣泡群運(yùn)動(dòng)數(shù)學(xué)模型。