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The morphology of the products we obtained show a new high-symmetry dodecahedral shape, a nano-chain structure also can be obtained.

通过一系列表征手段对产物进行了详细的表征,并讨论提出了影响产物形貌的因素和产物形成的机理。

Based on the theory of atomic spectroscopy,a double line of atomic emission spectroscopy is used to measure the temperature of explosion products of aluminiferous emulsion explosive continuously.

根据原子光谱学理论,利用原子发射光谱双谱线测温系统对含铝乳胶炸药的爆炸产物温度进行了实时测量,获得了爆炸产物瞬态温度-时间分布曲线,分析了不同配比炸药造成爆炸产物温度出现差异的原因。

When n/n=0, the product is the mixture of h-WO3 (hexagonal system WO3) and WO3.1/3H2O, and have a morphology of nanorods; when n/n=0.5 or n/n=l, the product is γ-WO3, and have a morphology of rectangular flakes; when n/n=2, the product is β-WO3, with the same morphology of rectangular flakes.

当n/n=0时,产物为h-WO3和WO31/3H2O组成的混合物,形貌为纳米棒;当飞n/n=0.5和n/n=1时,产物为γ-WO3形貌为矩形片;当n/n=2时,产物为β-WO3,形貌同样为矩形片。

It is believed that the iron, gold and cobalt ores in Kaxiutata were formed at different stages of the same ore_forming event, and the magnetite ores are products of the contact metasomatism between the magma and the strata, while the enrichment of the gold and cobalt resulted from the subsequent sulfide deposition at the meso_hypothermal stages.

卡休他他铁、金和钴矿的形成可能是同一成矿事件中不同阶段的产物,磁铁矿体属于早期岩浆气液阶段接触交代的产物,而钴和金的富集则可能是稍后的中高温热液阶段的产物

22 Of 22 pairs EST-SSR primers from Chinese cabbage/rape respectively had amplification products in soybean,wheat and maize,the rate of amplification was 81.8%,95.4%,100%,respectively;10 of 22 pairs EST-SSR primers showed polymorphism in monocotyledons wheat and maize,13 in dicotyledons oilseed rape and soybean,7 in both monocotyledonous and dicotyledonous crops.

(1)30对小麦EST-SSR引物中,有29,28和26对引物分别在玉米、油菜和大豆中有扩增产物,可扩增率分别为96.7%,93.3%和86.7%;其中分别有12对和9对引物在单子叶作物小麦和玉米及双子叶作物大豆和油菜中的扩增产物显示多态性,有4对引物在4种作物中的扩增产物均显示多态性。

It was found that the samples PVP-PdCl2-CdCl2 and PVP-PdCl2-HgCl2, compared with PVP-PdCl2, exhibited much higher catalytic activity and dechlorination selectivity, and the yields of the coupling by-products were obviously decreased. For example, when p-chloroaniline was used as substrate, the reaction time was shortened to 1/8, and the yield of dechlorination product was about 25 times as much as the original one, and when p-chlorotoluene was used as substrate, the yield of coupling by-product catalyzed by bimetallic catalyst was 1/390 of that catalyzed by monometallic catalyst.

与负载型单金属催化剂PVP-PdCl2相比, PVP-PdCl2-CdCl2和PVP-PdCl2-HgCl2对氯代芳烃脱氯有高得多的催化活性和脱氯选择性,且偶联副产物显著减少;以对氯苯胺为底物时,双金属催化下的反应时间缩短为单金属催化下的1/8,而脱氯产物收率提高25倍;底物为对氯甲苯时,双金属催化下的偶联副产物仅为单金属催化下的1/390。

Supercritical fluid extraction technique was used to extract orris oil from the orris and,then,the chemical composition of the product extracted from the orris by means of GC-MC was analyzed.

采用超临界流体萃取技术从鸢尾中萃取鸢尾油,再利用GC MS对鸢尾超临界CO2萃取产物的化学成分进行成分分析,鉴定了鸢尾超临界CO2萃取产物中的18种成分占总出峰面积的98%以上,鸢尾超临界CO2萃取产物的主要成分是十四酸、十六酸和9十八烯酸

Peripherin-kizami effect of holography: adoption of the photoetching machine computer programming walk-by-bit imaging technology and identifies the surface brightness, along with the change of the perspective that identifies the patterns occur within the rules of a beautiful animation, plus a hierarchical pattern can be a strong level of icing on the cake and more graphics and text content, the user thereby to protect their products from others phishing as well as the purpose of improving the products concerned and show their uniqueness and uniqueness, thus increasing the added value of coplasticizer products and enhancing brand image.

动感光刻成果激光全息:堵住光刻机电脑编程行位办理技艺成像,标志暗地亮度极佳,随着视角的保持,标志边的图案会呈不隐法规而标致的不静态成果,加上图案的不合层办理,更可获得很不弱的条理立体感和较众的图文边容,用户由此到达爱护自己的产物免遭他人仿冒的纲的,既能提矮产物档次,又表不隐其单共性和惟一性,从而补充日化产物的附加值和晋升品牌不隐象。

The reactions of several phenols and 2, 2, 6, 6-tetramethyl-4-substituted piperidine oxoammonium salt have been studied. It was found that these oxoammonium salts are new facile reagents for phenolic coupling.

应用2,2,6,6-四甲基哌啶氧铵盐实现了酚类的氧化偶联反应:对位取代的酚类底物得到邻位-邻位偶联产物;2,6-二取代的酚类底物得到对位-对位偶联产物;2,4,6-三取代的阻碍酚类底物得到苄位氧化偶联产物

The Dabie Mountains are unique among ultrahigh pressure metamorphic terranes in having the most profound post collisional plutonism The Mesozoic shoshonitic and calc alkaline intrusive rocks can be divided into three groups with different isotopic ages, rock assemblages and chemical features Group I consists of late Triassic (~ 210 Ma) mafic monzodiorites It could have been generated by partial melting of enriched subcontinental lithosphere mantle due to slab breakoff Group II consists ma...

第 I组,主要由晚三叠世(约210 Ma)二长闪长岩辉长岩体组成,它可能是在板片断离过程中富集的大陆岩石圈地幔部分熔融的产物;第I I组,由中侏罗世-早白垩世(160~120 Ma)的角闪石英二长岩、黑云母二长花岗岩和正长花岗岩组成,主要是由幔源岩浆的分离结晶与地壳混染共同作用的产物;第II I组,以白垩纪(125~95 Ma)的花岗岩和花岗斑岩为代表,是在热穹窿作用过程中大别杂岩深熔作用和高度演化的产物

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在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

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