查询词典 N.C.

A CO2 laser was employed to ablate water droplets provided by a pulsed liquid propellant feeding system. Experimental results indicate that momentum coupling coefficient C is increased to 50×10^(-5)N?

在成功研制液体工质注入系统的基础上，以脉冲式CO2激光器为光源，将雾化水滴用作工质，进行了激光推进性能实验测试研究。

The results showed that the soil catalase and dehydrogenase activities, soil microbial biomass N and microbial biomass C were restrain somewhat by four acetanilide herbicides at the beginning of cultivation, but can recover soon.

研究表明，培养初期丁草胺、乙草胺、丙草胺和异丙甲草胺对土壤过氧化氢酶和脱氢酶活性、对土壤微生物量氮和微生物量碳有不同程度的抑制，但均能很快恢复，四种供试酰胺类除草剂对土壤生态的影响不大，除草剂之间也没有表现出显著差异；培养初期rac-异丙甲草胺和S-isomer高浓度处理均比常规用药量处理对土壤酶、土壤BN和Bc的影响大。

RESULTS: CaB was not detected during early odontogenesis from the dental lamina to the late c ap stage .Small amount of the protein first appeared in ameloblast and some of dif ferenting cells in the surface of dental papilla in early bell stage. As to late bell stage, the cytoplasm of ameloblasts and odontoblasts with secreted dentin was all stained strongly, as well as some of n uclei.

结果：人牙胚蕾、帽状期成釉器无CaB的表达；钟状早期成釉器的内釉细胞及部分牙乳头表面处于分化状态的细胞弱阳性染色；钟状晚期成釉器的成釉细胞、成牙本质细胞及部分胞核呈现强阳性染色。

This is directly related to the accumulation and elimination of electronic charge in the interface between ZnSe and electrode, which is accordance with the ρ〓-V curve.

晶体的C-V、I-V曲线反映了n-ZnSe半导体的电学特征。C-V、I-V曲线正向电压漂移与电极接触处电荷累积与耗尽有关，并在载流子浓度与电压的变化曲线上得到反映证实。

Synthesized researches on biotic evolution, alternation and accurate chronological dating, taphonomy of vertebrate or invertebrate fossils and elemental or isotopic geochemistry of bones of fossils and sediments, i.e., HBCNOS and COSr, could help us to well understand the biotic and environmental response to the geological events on the Earth surface system and reconstructed the palaeogeography, palaeoecologic environment and palaeoecosystem of the Late Mesozoic, North China.

陆地生物群分布、演化、更替与精确定年，脊椎无脊椎生物埋葬特征，生物演化速率、消长关系和生物群更替的形式和性质，以及脊椎动物骨骼、牙齿的常量、微量元素、H-B-C-N-O-S 和C-O-Sr等地球化学特征的研究可以恢复和重建古地理、古生态环境和古生态系统。

For C/N of hog manure is lower than that of straw, quick-acting nitrogen in soil of the treatment applied M F was immobilized less than that applied C or W F.

因此，有机肥与化肥配施的各个处理在玉米拔节期，必需适量追肥，以满足玉米生育后期生殖生长的需求。

It is Investigated that the effects of vitamin C and E on M. nipponense in different molting stages by measuring oxygen consumption rates, ammonia-N excretion rates and activities of antioxidant enzymes(SOD,CAT,GSH-Px,GST,GR) in three groups which are control group,Vc group andgroup.1. The oxygen consumption rates are high in stages D2 and A, but low in stage C.

设立三个试验组：对照组，V_C组(200mgV_C／kg)和V_C+V_E组(200mgV_C／kg+400mg V_E／kg)，以上述分期结果为标准，测定了三个试验组的日本沼虾在蜕皮各时期的耗氧率，排氨率以及抗氧化酶(超氧化物歧化酶SOD，过氧化氢酶CAT，谷胱甘肽过氧化物酶GSH-P_X，谷胱甘肽转移酶GST，谷胱甘肽还原酶GR)活性的变化，结果如下： 1。

You c a n a lso use wh a t is c a lled a loop knot .

您还可以使用一种所谓的循环死结。

Please sign a c略py 略f 略ur Sales C略ntract N略.156 encl略sed here in duplicate and return t略 us f略r 略ur file.

请会签第156号销售合同一式两份中的一份，将它寄回我方存档。

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The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。