氣體復蓋 的英文怎麼說
中文拼音 [qìtǐfùgě]
氣體復蓋
英文
gas blanketing-
Abstract : based on sun workstation sparc20 ug software has been used in cad of full - mold casting tool of cylinder head of model n485q multi - cylinder diesel to solve knotty problems such as cut of pattern membrane of cylinder head. visibility of size of each part of cooperation of tools with mold cavity and, molding of complex curved surface. tool design thinking of full - mold casting of complex diesel castings has been explored
文摘:採用基於5un工作站sparc20的ug軟體進行n485q多缸柴油機氣缸蓋實型鑄造模具的計算機輔助設計，解決了缸蓋模樣的模片切取、模具配合型腔各部位尺寸的可視化以及復雜曲面的造型等疑難問題，探索出了一條復雜內燃機鑄件實型鑄造的模具設計思路。Automatic packer : the vacuum annoys the packer, sews up the machine, reunites the tetrapak machine, liquid packer, seals the, cover equipments and packs the robot, unmanned operation packing production equipments
自動包裝機真空充氣包裝機縫合機復合軟包裝機液體包裝機封口封蓋設備包裝機器人無人操作包裝生產設備。Test methods for chemical and instrumental analysis of nuclear - grade sodium and cover gas
核純級鈉及復蓋氣體的化學分析和儀器分析方法
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