Abstract: Moulds made of natural graphite powder have been studied.
文摘: 采用天然石墨粉无粘结剂冷压成型方法制作的模具有一定的机械强度,可应用于粉末冶金工艺.
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Moulds that require mirror finishing Anti-dust cover, TV screen, electrical appliances.
镜面抛光模具:防尘帽 、 电视机滤光板、化壮品合 、 家电等.
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Moulds made of natural graphite powder have been studied.
采用天然石墨粉无粘结剂冷压成型方法制作的模具有一定的机械强度,可应用于粉末冶金工艺.
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Food which is kept too long decays because it is attacked by yeasts, moulds and bacteria.
保存得太久的食品会变坏,这是因为受到酵母菌, 霉菌和细菌侵袭的缘故.
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Different fossils have been preserved in different ways-some as moulds or casts.
不同类别的化石是以不同的方式保存下来的 ― ―有的如同模型或模压品.
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公司主营3毫升至30公升各种规格PET、PP、PC两步法全自动吹瓶机、模具及配套辅助设备。
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Grain is prone to be contaminated by moulds including field and storage fungi and their mycotoxins.
粮食在田间和储藏中极易受到霉菌侵染而产生真菌毒素.
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Have experience in the price quotation, tracking and testing the moulds and machine process.
对模具和机加工外发的报价 、 跟踪、检验有一定的经验.
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唐后期地方武官制度与唐宋历史变革铸铁熔化之后,就倒进铸模里。
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