查询词典 nitrogen-free

Despite of its central focuser, it is fully waterproof and nitrogen filled, and there also exists a rubberized version.

尽管是中心调焦，它还是充了氮并完全防水，它有个包胶版本。

This binocular is nitrogen filled, fully sealed with internal focuser, and specified to be submersible up to 3m.

这镜子内部充氮，完全密封的内部调焦，能耐3米深水。

Result: The optima technology was following: emulsifer in oil method was used to prepare foremilk, temp was 60 ℃, the micro emulsion was prepared by two-step high pressure homogen method with that the pressure was 80 Pa, 10 times, micropore film was used to sterilize, filling and sealing at the preservation of nitrogen.

以香叶油为模型药物，油中乳化法制备初乳，通过单因素考察优化制备工艺，采用星点设计-效应面法(central composite design-response surface methodology，CCD-RSM)对处方进行优化，并对其稳定性进行初步研究。

The carbohydrate,fats,protein and amino acid content before and after leather corrosion was analyzed with the following methods:the anthrone color method and the potassium ferricyanide law,the benzine,the Kjeldahl nitrogen determination and the salicylic acid color method,the sole indicator formol titration method.

为了弄清楚霉菌对皮革侵蚀前后，皮革成分变化及其霉菌产生危害的机理，利用蒽酮比色法、石油醚萃取法、凯氏定氮法与水杨酸比色法、甲醛滴定法，分别对侵蚀前后的皮革样品中糖、脂肪、蛋白质和游离氨基酸含量进行了分析。

The tire which mainly produces various model number dismantles to pack the instrument,nitrogen spirit of the machine,equilibrium machine,size vulcanized machine,four-wheeler fixed position machine and raise to rise machine,steel turn to change 20 remainings,such as,a machine,equilibrium crankshaft,and etc.s to grow a product,Make great effort unremittingly through several decades,the product not only occupied a local market but also sell as far as Thailand,South Korea,Russia etc.country.

主要生产各种型号的轮胎拆装机、平衡机、大小硫化机、四轮定位仪、氮气机、举升机、钢圈换顶机、平衡机轴等二十余种产品。经过几十年的不懈努力，产品不仅占有了国内市场还远销泰国、南韩、俄罗斯等国。

Concrete and other hydraulic cylinder used new technology and new technologies, using concrete cylinder block IF processing technology, using carbon and nitrogen sulfur fuel tank rod permeation technology, the service life of the fuel tank and concrete cylinder life greatly increased.

另外液压油缸和砼缸采用新工艺和新技术，砼缸缸体采用中频处理技术，油缸活塞杆采用碳氮硫共渗技术，使油缸使用寿命和砼缸使用寿命大大增加。

In this paper, advances in functional gene diversity in relation to soil nitrogen cycling are reviewed and future areas of improvement identified.

本文综述了参与土壤氮循环的微生物功能基因多样性研究进展，并展望了未来发展方向。

In this paper, advances in functional gene diversity in relation to soil nitrogen cycling are reviewed and future areas ofimprovement identified.

本文综述了参与土壤氮循环的微生物功能基因多样性研究进展，并展望了未来发展方向。

The formation of fusel oil reached the lowest with the total content of α-amino nitrogen as 180～195 mg/L.

葡萄汁中α－氨基氮总量为180～195 mg/L时，杂醇油的生成量较低。

The alumina carrier has medium pore size of 25-35 nm, pore volume of 1.2-2.0 ml/g, and specific surface area 200-350 sq m/g, and is prepared through mixing ammonium aluminum carbonate and one kind of nitrogen containing compounds except acid, forming and roasting.

其中所述载体的中值孔径为25-35纳米，孔容为大于1.2至2.0毫升/克，比表面积为200-350米 2 /克，所述载体由包括将一种碳酸铝铵与一种除酸以外的含氮化合物混合、成型并焙烧的方法制备。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。