本底
- 与 本底 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The results show that: The contents of H_2 and CO_2 are 10%~20%, 75%~90% and no CH_4 respectively. Ethanol, acetate, propionate and butyrate are detected, and the trace of valerianate is not found in the liquid of fermentation.
在本实验的发酵条件和所取淤泥发酵产氢时,pH值为5.5时的发酵产氢要优于pH为4.5时的发酵产氢能力;55℃的发酵温度要优于35℃的发酵温度;1:1的底物接种物比例发酵要优于3:7的底物接种物比例发酵。
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Selecting water-borne styrene/acrylic anti-rust latex of soapless polymerization technology as binder,iron oxide red and aluminum triphosphate as anti-rust system and nano SiO_2 paste,we prepared water-borne nano-modified styrene/acrylic anti-rust primer,properties of which reached the level of solvent-borne alkyd antirust coatings.
本试验选用无皂聚合工艺制备的水性苯丙防锈乳液为基料,氧化铁红与三聚磷酸铝组成防锈体系,添加纳米SiO_2浆料,制备的水性纳米改性苯丙防锈底漆性能达到溶剂型醇酸防锈涂料的水平,并分析了乳液、防锈颜料、纳米SiO_2对水性苯丙防锈底漆性能的影响。
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The method has the advantages that: the high-concentration substrate inhibition is eliminated and nutritive materials are also supplemented through controlling the pH value in the fermentation environment and supplementing a carbon source and the substrate, so the thalli can grow in the suitable environment, the content of phenyllactic acid reaches 6 to 20g/L after the fermentation, the process is simple, the environmental pollution is less, the operation is convenient, and the output of phenyllactic acid is high.
本发明的优点是:通过控制发酵环境的pH,并补加碳源和底物,既解除了高浓度的底物抑制,又补充了营养物质,使得菌体能够在适宜的环境下生长,发酵结束后,苯乳酸的含量达到6~20g/L,工艺简单、环境污染小、操作方便、苯乳酸的产量高。
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Traditional tufting machine needs a bottom fabric. But this machine is woof knitting machine. no need bottom fabric. Therefore it can save cost.
传统的簇绒机需一层底布,而本系列机型因属纬编针织机,自然编织而成,不需要底布,因此节约成本。
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We mainly provide customers with all types of printing supplies, for example, Heidelberg Ink Duct Foils and CPC Consumables, high-quality Wash Up Blades, Doctor Blades, Anti Marking Paper / Film, Super Blue Net, Underpacking Paper and Film, Auto Blanket Wash Cloths, Hollow Paper Drills, Cutting Stick, Fount Filter, Muller Martini Saddle Stitching Systems, Cylinder Jackets, Rubber Suckers, Feeder belts, Printing Press Special Lubricants and so on.
本公司主要为客户提供海德堡机用墨斗胶片及相关墨辘耗材,优质洗墨辘刮刀、上光钢刀;防脏纸/胶片;防脏超级蓝网布;炮底纸、炮底胶片;橡皮布自动清洗布;纸品钻咀;切纸机用胶条;润版液循环系统过滤袋/过滤棉;马天尼骑马钉钉头及配件;后炮钢板;吸咀、吸片;输纸皮带;印刷机专用润滑油等各类印刷耗材。
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Ecology of zoobenthos carried out in West Lake, Hangzhou City in present study. The community structure and function of zoobenthoshas been analyzed in detail and the of impact of dredging sediment and exchanging lake water and other anthropic disturbances on benthic macro-invertebrate were valued firstly in China.
本研究详尽分析杭州西湖底栖动物的群落结构和功能,在国内首次评价底泥疏浚及换水等人工干扰对底栖动物的影响。
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In this his dissertation, the field geological work and modern analysis were finished on the Qulong ore-bearing porphyries. The mineralization chronology, petrology, element and isotopic geochemistry were studied on the porphyries. This dissertation also compare this work in Qulong ore-bearing porphyries with other ore-bearing porphyries in Gangdese belt, in order to probe into dynamical background and mineralization features of the ore belts in the condition of India-Eurasia collision.
在充分搜集、利用前人资料及成果的基础上,本论文力求以地球动力学和现代成矿理论为指导,采用先进的分析测试手段和野外地质工作相结合的方法,通过重点研究驱龙斑岩铜矿床的岩石学、同位素地球化学、常量与微量元素地球化学及成矿年代学,并与冈底斯其它斑岩矿床对比,探讨在印度—欧亚大陆碰撞条件下,冈底斯斑岩铜矿带的大陆动力学背景及成矿规律。
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We also strongly suggest that the recently reported chaperone acitivity of periplasmic PDI-ase and PPIase assayed by traditional substrate should be reexamined using periplasmic proteins as substrate due to the significant difference between those two classes of proteins, the possible chaperone fuctions of PDIase and PPIase in vivo should be reappraised.
同时,由于本实验结果显示膜间质蛋白与常用的分子伴侣测活底物蛋白在聚集行为上存在极显著的区别,我们建议对最近报导的膜间质蛋白二硫键异构酶和脯氨酸顺反异构酶分子伴侣活性以膜间质蛋白为底物再进行验证,对其在膜间质是否发挥分子伴侣功能重新慎重考虑。
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What the primer I use is Japan's French grey powdery paint surface primer, the goal is covers the original design and the reliable paint surface adhesion.
底漆我用的是日本的浅灰色粉末状漆面底漆,目的是遮盖原图案和牢固漆面的附着力。
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Our company specializes in senior level operators I clean wood floors, the use of Germany, Taiwan advanced complete sets of brand new wooden floor production equipment and technology, the production of water-screen painting is 7 times 2 times paint primer, super wear-resistant coating type installed production of 8 times 2 primer paint, paint all international environmental standards, the use of the Eastern Zhou Dynasty painting Kim Kap.
本公司专业经营高级企口无尘实木地板,采用德国、台湾先进全新的木地板成套生产设备和技术,淋幕式涂装生产为7次底漆2次面漆,超耐磨式涂装生产为8次底漆2次面漆,油漆全部采用国际环保标准的东周金甲油漆。
- 推荐网络例句
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And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.
47:5 法老对约瑟说,你父亲和你弟兄们到你这里来了。
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Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.
提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法,同时,采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。
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Hey Big Raven, The individual lies dont matter anymore - its ALL a tissue of lies in support of...
嘿大乌鸦,个别谎言的事不要再-其所有的组织的谎言,在支持。