制备得到的BN为无定形态,合成率较高,残留尿素分解缩聚物较少。
The amorphous BN obtained had a higher yield and less residual condensation product of urea decomposition.
微波固相合成低聚糖以单糖或双糖为反应物,其反应速度快,合成率高且清洁无污染。
Microwave-assisted synthesis of oligosaccharides in solid state has a rapid speed and high yield, it also has no environment pollution.
研究不同必需氨基酸调控乳蛋白合成的分子机制将为提高乳蛋白合成率提供理论基础。
It is essential to further study on the molecular mechanism of milk protein synthesis regulation by different essential amino acids.
对不同方法炮制的肉苁蓉进行了肝脾脱氧核糖核酸合成率以及金属微量元素的测定分析。
The synthetic rate of DNA in the liver and spleen and metallic microelements have been determined for the different preparations of Herba Cistanches.
建立了连续换热式氨合成塔轴向最佳温度和最大合成率的优化模型,采用牛顿迭代法和龙格-库塔法对模型进行了数值解。
The optimal mathematical models on the axial optimum temperature and maximum synthetic rate for a continuous heat exchange ammonia converter were established.
结果与野生型小鼠相比,L1KO小鼠局部脑血流量、ATP含量和蛋白质合成率差异均无统计学意义(均P>0.05)。
Results Compared with wild type mice, there was no significant difference in CBF, CPS and ATP levels in L1 KO mice(P>0.05).
这种由遗传决定的休眠期被称为滞育,其特征是发育和蛋白质合成的停止以及代谢率的抑制。
This genetically determined resting stage, characterized by the cessation of development and protein synthesis and suppression of the metabolic rate, is called diapause.
通过磷酰氯与手性仲胺的亲核取代反应高产率地合成了手性HMPA 类似物。
The chiral HMPA analogues were prepared in high yield by nucleophilic substitution between the chiral secondary amine and phosphoryl chloride.
还必须考虑测试的类型,结合成功路径和边界条件,来获得尽可能好的覆盖率。
You have to also consider the types of tests, with both happy paths and boundary conditions, to have the best possible coverage.
事实上,即使是根据清晰记忆作图,对他人来说,合成的图片可辨认率平均起来只有20%。
Indeed, even when working from a fresh memory, the composite pictures people produce are, on average, recognisable to others only 20% of the time.
在与正常气化炉同样的工作温度下,使用二氧化碳能提高固体燃料至合成气的转化率。
Working at the same temperature as a normal gasifier, using CO2 means a better conversion of solid fuel into syngas.
你有着高动态范围模式,在此种模式下你能用大范围i的明暗方式以不同的曝光率 把三角镜头合成一单张照片。
You have a high-dynamic-range mode, where you combine three tripod shots at different exposures into a single photo with a really great range of darks and lights.
他们发现,将二氧化碳加入蒸汽气体之中,就能大大提高生物质或煤炭变成合成气的转化率。
They found that, by adding CO2 into the steam atmosphere of a gasifier, significantly more of the biomass or coal was turned into useful syngas.
在上述命令中,前两个选项指定合成图像的分辨率为3520x720。
In the command above, the first two options specify a resolution of 3520x720 for the composited images.
有11%的实验对象认出EvoFIT合成的图片,而PRO - fit的认同率仅为5%。
The EvoFIT composites were recognised by 11% of the subjects, against 5% for the PRO-fit composite.
在每个ThinkPad上使用1024x768视频模式,取得一个合成的3072 x 3072(或者~9m像素)分辨率。
Using the 1024x768 video mode on each ThinkPad achieves a composite resolution of 3072x3072 (or ~ 9m pixels).
摩根大通旗下子公司大通(Chase Co .)表示,8月份折合成年率的信用卡冲销率升至8.73%,7月份为7.92%。
Chase, a unit of J.P. Morgan Chase, said its annualized credit-card charge-off rate rose to 8.73% in August, up from 7.92% in July.
污秽合成绝缘子在酸雾、盐雾中闪络电压随污秽程度的增大而降低,随雾水电导率的增加而降低。
The flashover voltage of polluted composite insulators is decreased with increase of SDD and the fog conductivity in acid fog and salt fog.
合成孔径成像是提高图像方位向分辨率的有效方法,但算法运算量大,在机载条件下往往实时性得不到保证。
The focused synthetic aperture imaging processing is the available method to improve the azimuth resolution, but the operational quantity is so large that it could not accomplish in real time.
这两个步骤的平衡与合成效应决定了总去除率和表面光洁程度。
The balance and compositive effects of two steps decide the total removal rate and its surface degree of finish.
本文报道了锆烯络合物对炔烃的烷基化加成,合成多取代烯烃,产率较高。
This paper reports the route of synthesis multisubstituted alkenes by addition reaction of alkyne zirconalkylation with zirconocene complexes.
DDS技术是一种先进的频率合成技术,其主要优点是易于程控,相位连续,输出频率稳定度高,分辨率高。
DDS is an advanced technique on frequency synthesis, whose primary advantages are controlling facility, continuous phase and fine frequency resolution.
由于硫酸作催化剂合成羧酸酯副产物多、产率低、且腐蚀设备、造成环境污染。
Sulfuric acid was used as a catalyst to prepare acetic esters with more by-product, low yield, equipment corrosion and acid wastewater.
比如像,浆果、葡萄合成的花青素可以降低心脏病的发生率。
Berries and grapes, for instance, have compounds called anthocyanins which have been found to lower the risk of heart attacks.
灰色关联度分析用来考察影响合成产率的各种因素并发现主要因素。
The grey relational degree analysis is made on preparation of QNC - I in order find some important factors which may affect the synthetic yields.
测定了该合成方法的合成产率与电解时间,支持电解质浓度,水浓度等条件的关系。
The relationship between the synthesis efficiency and other conditions, such as electrolysis time, concentration of electrolyte, concentration of water and so on was measured.
测定了该合成方法的合成产率与电解时间,支持电解质浓度,水浓度等条件的关系。
The relationship between the synthesis efficiency and other conditions, such as electrolysis time, concentration of electrolyte, concentration of water and so on was measured.
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