盐的
- 与 盐的 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 addition of F-/AcO- to 2 was further confirmed by monitoring the changes in its 1H NMR spectra in the presence of either F- or AcO-(Figure 3). Four peaks of acridinium of 2 showed pronounced upfield shifts due to the conversion of acridinium to acridane in 5 equiv of either F-(Figure 3b) or AcO-(Figure 3c).
F-/AcO-添加到2中通过监测其在存在F-或AcO-时H NMR谱的变化进一步得到确认(图3)。2的吖啶盐的四个峰值证明了由于在5个当量F-(图3b)或AcO-(图3c)中吖啶盐转化成吖啶而引起的明显的高场位移。
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The state of water in the vulcanizate was studied by using DSC.
论文根据在原位合成不饱和羧酸盐增强橡胶的研究经验和相关文献资料报道,结合本研究的实验结果,综合运用付立叶变换红外光谱、扫描探针显微镜和平衡溶胀法等测试表征方法对丙烯酸盐的原位生成和聚合化学反应、硫化胶的交联结构和交联密度、硫化胶的形态结构等问题进行探讨。
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Towers of salt and a riverbed colored by crystallized salt create an otherworldly landscape in Ethiopia's Danakil Desert.
盐形成的塔和色彩的河床来自结晶盐的制造一个来世的风景画位于埃塞俄比亚的Danakil沙漠。
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Towers of salt and a riverbed colored by crystallized salt create an otherworldly landscape in Ethiopia's Danakil Desert.
盐的塔和河床的色彩来自结晶盐创造一个空想的景观在埃塞俄比亚的Danakil沙漠。
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Towers of salt and a riverbed colored by crystallized salt create an otherworldly landscape in Ethiopia's Danakil Desert.
盐的塔器和河床彩色的结晶盐创造一个超俗的风景在埃塞俄比亚的达纳基勒沙漠。
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Photo Gallery: Extreme Earth Towers of salt and a riverbed colored by crystallized salt create an otherworldly landscape in Ethiopia's Danakil Desert.
意译:极端的地球图片。盐的塔和河床的色彩来自结晶盐创造一个空想的景观在埃塞俄比亚的Danakil沙漠。
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The changes of Cr and Fe concentration were measured during Co-culture experiment and slurry experiments. The microbial reducing ability of different chromate concentrations and the effect of chromate on dissimilatory iron reduction in paddy soil were investigated.
通过接种土壤微生物的混合培养及土壤泥浆培养试验,测定了厌氧培养过程中Cr和Fe浓度的变化,研究了不同浓度铬酸盐的微生物还原能力及不同浓度铬酸盐对水稻土中氧化铁还原的影响。
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The Co-culture experiment and slurry experiments were applied to two paddy soil samples, which from Sichuan and Jiangxi provinces. The concentration varying of Crand Fe was measured in the course of incubation to study the chromate reducing capability of microbe and effect of chromate on dissimilatory iron reduction .
采用四川和江西水稻土为供试土壤,通过接种土壤微生物的混合培养及土壤悬液培养试验,测定厌氧培养过程中Cr和Fe的浓度变化,研究了不同浓度铬酸盐的微生物还原能力及不同铬酸盐浓度下氧化铁的还原能力。
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In this work , 1,8-octodiol, the starting material, reacted with 40% hydrobromic acid to produce 8-bromooctan-1-ol, with the catalytic action of PPTs, its hydroxyl group was protected by 2,3-dihydropyran. Then it coupled with 1-heptaalkyne, by means of P-2 nickel as catalyst, stereoselectivity catalysis hydrogenated, with the catalytic action of acid to take off extremital 2, 3-dihydropyran which protected hydroxy group, then used PCC to oxidize alcohol into corresponding aldehyde.
以1,8-辛二醇为原料,与40%氢溴酸进行单溴代反应,得到8-溴-1-辛醇,在对甲苯磺酸吡啶盐的催化下与2,3-二氢吡喃反应,保护分子中的羟基,再与1-庚炔进行偶联,以P-2镍为催化剂立体选择性催化加氢,酸性条件下脱末端的2,3-二氢吡喃对羟基的保护,使用氯铬酸吡啶盐将醇氧化成醛。
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The variant most likely to show pI values different from that of HbA when run on an isoelectric focusing gel.
在跑IEF时最有可能表现出与HbA不同pI的变种。浪花带的成岩作用或渗滤作用是影响同生碇酸盐的起盐囱水变化的另一个因素。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力