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The major products are exported (80%), including cell culture plates, bottles of cell culture, cell plate, and the needle-type vacuum filters, and the transfer of the centrifuge tube pumping, such as straw, as well as the excellent quality and highly competitive prices, the majority of customers were endorsed unanimously.

现产品主要出口国外(80%),其中,细胞培养板、细胞培养瓶、细胞培养皿、真空式与针头式过滤器,移液管与抽吸管以及离心管等产品以优良的品质和极具竞争力的价格,受到广大客户的一致认可。

In a major construction project: 20 million yuan investment in dairy production and snow Dayton Naiyuan base construction, investment 19.8 million yuan Yan Jia Ping bases for dairy cattle, 52.5 million yuan investment in Lanzhou Electric Corporation of digital efficient energy-saving electrical production lines, invest 31 million yuan Vacuum Equipment Corporation Technology Center and expansion of computer application software development projects, investment 53.38 million yuan Lanzhou Waitley welding consumables company Loi-of-hardface alloy to strengthen iron-based product line, invest 65.51 million yuan Co.

在建项目主要有:投资2000万元雪顿乳业生产及奶源基地建设、投资1980万元晏家坪奶牛基地建设、投资5250万元兰州电机集团公司数字化高效节能电机生产线、投资3100万元真空设备公司技术中心扩建及计算机应用软件开发项目、投资5338万元兰州威特利焊材公司莱武式相强化铁基硬面合金生产线、投资6551万元百合实业公司百合口服液生产线、投资9亿元年产50万箱卷烟兰州卷烟厂移址改造建设、投资3.8亿元兰州荣茂公司西北民贸大厦建设、投资4亿元兰州理工大学西校区建设、投资11.3亿元西津广场及旧房改造建设、投资2亿元上西园小区建没项目。

Crude EO was then dissolved with ethanol, frozen at - 15 ℃ for 48 h, and centrifugally separated and filtered to get rid of impurities. The final product EO with yield of 2.09 % and purity of 99.0 % was then obtained after distilling the liquor under vacuum.

往精油粗产品中加入乙醇溶解,放入-15℃冰箱中冷冻48 h,离心分离去除树脂状物质,过滤,滤液进行真空浓缩后,即得精油,产率约2.09%,精油纯度99.0%。

The synthesis method comprises the following steps: adding 2-( 5-(dimethylamino methyl- 2- furyl methyl sulpho ethylamine and 1- methylthio- 1- methylamino- 2- nitro ethylene with a molar ratio of 1.04: 1 into water, heating to 48- 52 Deg. C, reacting 4.5 hours with a vacuum degree of 0.02- 0.05 MPa, cooling, adding sodium-hydroxide of concentration of 10% to regulate the PH value to 11.0- 11.4, filtrating and cooling the filtrate to 0- 2 Deg. C, crystallizing for 12 hours, centrifugally filtrating, and rinsing filter cake with purity water to prepare wet ranitidine alkali; dissolving ranitidine alkali in alcohol and reacting with chlorhydric acid to prepare ranitidine hydrochloride.

合成方法包括:将摩尔比为1.04∶1的2-(5-(二甲氨基甲基-2-呋喃基甲基硫代乙胺与1-甲硫基-1-甲胺基-2-硝基乙烯加入水中,升温至48-52℃,于真空度0.02~0.05MPa反应4.5小时,反应完毕降温,用10%氢氧化钠溶液调pH=11.0-11.4,抽滤,滤液降温至0~2℃,结晶12小时,离心甩滤,用纯化水漂洗滤饼,得雷尼替丁碱湿品;将雷尼替丁碱溶于乙醇中与盐酸反应,制备得到盐酸雷尼替丁,产品符合欧洲药典标准。

No heating required, vacuum pump and fast speed centrifugation, low energy cost.

不需要加热,抽真空和高速离心,能耗低,运行费用低。

In this subject, we have successfully prepared ordered oxide films on the single metal crystals including aluminum oxide, vanadium oxide, cerium oxide, chromium oxide and magnesium oxide in nano size.

本项目在超高真空中制备了各种纳米有序氧化物薄膜(包括氧化铝、氧化钒、氧化铈、氧化镁和氧化铬)和氮化铈薄膜。

The microstructure and optical absorption of Ag-MgF 2 nanocrystalline cermet films with different Ag composition are studied.

对用真空蒸发技术制备的Ag-MgF2复合纳米金属陶瓷薄膜(Ag的质量分数为0.15、0.20、0.30)的微结构及吸收光谱特性进行了研究。

Applying low temperature bloating, vacuum roll-kneading, micro-waving techniques to the processing, we developed a new type yak charqui technology and it's main perimeters.

将低温腌制、真空滚揉、微波干燥技术用于牦牛肉干加工,通过色泽、风味、组织状态等感官评定,以及含水量及细菌总数测定和贮藏试验。

This shows vacuum conditions affect only chemical indicators of change, it does not change the physical indicators.

这说明抽真空等条件只影响化学指标的改变,却不改变物理指标。

Diaphragm, Stop Seat and Vacuum Breaker to be molded from PERMEX Rubber Compound for Chloramine Resistance

采用PERMEX橡胶化合技术将隔膜片,止回阀阀座和真空断路阀模压在一个整体内,有利于防止氯胺的腐蚀

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