查询词典 HR

Through the processes of grinding bastnaesite ore concentrate, mixing the ore powder with NaCO3 in the ratio of 1 to 0.1-0.4, roasting the mixture at 400-800 deg.c for 1-6 hr, elution of the roasted sand with hot water to obtain NaF, drying filtered drag after eluting NaF and mixing the dried drag with ammonium chloride, roasting the mixture at 300-600 deg.c for 1-3 hr, hot water soaking to obtain rare earth chloride solution, extraction with 20% kerosine solution of naphthenic acid, and hydrochloric acid counter extraction to obtain rare earth chloride product.

本发明涉及一种氯化铵法从氟碳铈精矿提取氯化稀土的方法，首先将氟碳铈原精矿磨细，并与NaCO 3 混合，其比例为原矿∶NaCO 3 ＝1∶0.1～0.4，混合均匀后在400℃～800℃焙烧1～6小时，焙砂用热水洗出NaF，洗出NaF的滤渣干燥后与氯化铵混合，于300℃～600℃焙烧1～3小时，再用热水浸取得到氯化稀土溶液，用20％的环烷酸煤油液萃取，再采用盐酸反萃得到氯化稀土产品。

The genetic analysis on hr gene including GC content, the ratio of transition and transvertion, and the codon usage preference indicated that hr genes were highly evolved, which were restricted by deflected mutation pressure and evolutionary choice.

对hr基因序列进行的遗传分析，包括GC含量、转换与颠换的比值、密码子使用偏好，表明hr基因面临进化选择和偏倚突变压的双重制约，是一类进化程度较高的基因。

Through some information investigation and pavement crack pouring practices,it is found that as a new material,HR polymer asphalt crack pouring material forming by mixing AH-70# heavy-traffic petroleum asphalt with HR polymer in fixed proportion can by used to repair asphalt pavement cracks,and the effect is good,which has positive significance for prolonging the maintenance period of roads and reducing maintenance costs.

通过一些资料调查及路面灌缝实践发现，将AH-70#重交通石油沥青与HR型聚合物按一定比例掺配合成的HR型聚合物沥青灌缝新材料用于修补沥青路面裂缝，效果较为明显，对延长道路的维护周期、减少养护费用具有积极的意义。

The convection superheater and high and low temperature reheaters of the 400t/hr and 1000 t/hr utility boilers made in China have exhibited to certain extend temperature imbalances on tube panels.

近年来，在我国400吨/时和1000吨/时锅炉的现场试验中，发现对流过热器和高、低温对流再热器均存在不同程度的同片各管间的热偏差。

It is capable of up to 93 sqm/hr in production mode with a maximum speed of 130 sqm/hr thanks to a unique Inca designed printhead array.

它能够在高达93平方米/小时的生产模式与130平方米的最大速度/印加一个独特的设计，打印头阵列小时感谢。

The BI was monitored as a rapid readout (1~3 hr) and as a color change (24 hr). The effectiveness of BI was also tested by heterogeneous plate counts using a pour plate technique. The CI was scored by degrees of color changes.

BI可进行需时1~3小时之快速判读，及需时24~48小时之颜色判读，亦可将BI之孢子杆菌打出后，使用异营菌培养法(heterotrophic plate count， HPC)计数菌落数；CI则可由色变立即目测判读。

When the oocytes 18 hr post hCG were treated with 6-DMAP for 0,1,2,4 and 6 hr after treatment with 10% ethanol for 5 min,the activation rates were 53%,61%,88%,93% and 89%,respectively.

10％乙醇处理hCG后18小时小鼠卵母细胞5分钟后，用6-DMAP处理0、1、2、4和6小时，激活率分别为53％、61％、88％、93％和89％。

When the oocytes 13 hr post hCG were treated with 6-DMAP for 0,1,2,4 and 6 hr after treatment with 10% ethanol for 10 min,the activation rates were 0 %,15%,35%,72% and 81%,respectively.

用10％乙醇处理hCG后13小时小鼠卵母细胞10分钟，用6-DMAP处理0、1、2、4和6小时，激活率分别为0％、15％、35％、72％和81％。

Diving behavior and echolocation pulse rate of three captive porpoises in Wuhan Baiji Dolphinarium were observed continuously using both behavioral and acoustic data loggers on 23?25 November 2002. A total of 38 hr of behavioral data and 40 hr of acoustic data were recorded for each porpoise.

同时使用行为和声学微型生物跟踪记录仪，于2002 年11 月23-25日，跟踪记录了白鱀豚馆3 头江豚的行为和发声，每头江豚行为记录时间38 hr，声学记录时间40hr。

Since tickets are detailed records, you might not want to bother using it for one-off events Buy Bob in HR a going-away present.

" 由于申请单是详细的记录，您可能不想麻烦地为一次性事务而使用它（"给HR的Bob买一个离别礼物）。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。