氢

In October 2010, the potassium hydroxide project will be put into operation, the annual production capacity will reach 60 thousand tons.

我公司将于2010年10月份投产氢氧化钾生产线，届时氢氧化钾生产量将达到6万吨，处于国内领先地位。

It was found that these uranium alloys, especially uranium-zirconium alloys, showed high durability against powdering upon hydrogenation and had similar hydrogen desorption properties as uranium metal.

实验发现这几种铀合金具有优良的吸氢-释氢特性和较好的抗粉化性能。

In this study, we evaluated the efficacyof preanesthetic proton pump inhibitor (PPI; oral rabeprazol)use in patients receiving regular H2-antagonisttherapy for more than 4 wk. Forty-eight patients with assumedcomplete tolerance to H2 antagonists undergoing elective surgerywere recruited and randomly assigned to receive either a preanestheticPPI (rabeprazol 20 mg; n = 24) or H2-antagonist (H2 group; roxatidine75 mg; n = 24) at 9:00 pm on the day before surgery and 2 hbefore the induction of anesthesia.

本次研究，作者评价了长期规则使用氢离子拮抗剂（口服法莫替丁，疗程大于4周）治疗的病人，麻醉前使用质子泵抑制剂（ PPI ；口服雷贝拉唑）的有效性。48位择期手术的病人假设能够完全耐受氢离子拮抗剂，随机分为两组，一组接受 PPI （口服雷贝拉唑20mg ； n ＝24），另一组接受质子泵抑制剂（口服罗沙替丁75mg ； n ＝24），服药时间分别为，术前一天晚上9点和麻醉诱导前2小时。

The anodic oxidation reactions of borohydride ion involves a novel and complex reaction system of three hydrogen valence states: protide H(superscript --protium H(superscript 0*-proton H(superscript +. Based on cyclic voltammetry and polarization studies, a multi-step mechanism for the oxidation of BH4-on Cu anode in NaOH solution was presented, and a kinetic expression containing the coverages of BH(superscript - subscript 4) and OH-adsorbed on the surface of Cu anode was deduced by the steady state approximation theory.

鉴于BH(上标-下标 4)阳极氧化反应涉及一个复杂的氢负离子H(上标-下标 4)－氢单原子H(上标 0*)－质子H之间价态转化的新颖反应体系，在循环伏安和极化实验研究基础上，提出了NaOH溶液中BH(上标-下标 4)在Cu电极上氧化反应的多步骤机理，导出了包含表面吸附态BH(上标-下标 4， ad)和OH覆盖率θ和θ的电极反应动力学方程。

The results indicated that the proton transport number and fuel cell performance of BaCe_(0.8)Y_(0.2)O_(3-α) synthesized by sol-gel method could be obviously affected by sintering temperature.

以烧结体样品为固体电解质、多孔性铂为电极，组成氢及氧浓差电池、氢-空气燃料电池，测定了BaCe_(0.8)Y_(0.2)O_(3-α)烧结体的质子和氧离子迁移数以及燃料电池的性能，并与高温固相反应法合成的样品进行了比较。

The advantage of " green safety neutralizer " pulpiness magnesium hydroxide material used in the environmental field was narrated , and the shortcomings of the traditional production methods were analyzed simply .

简述了"绿色安全中和剂"料浆状氢氧化镁应用于环保领域的优势，浅析了传统生产方法的缺点，着重介绍了海水，卤水－轻烧白云石沉淀法生产氢氧化镁工艺的基本原理，工艺流程，产品质量，工艺特点。

The research foreground of the synthesis of pyrocatechol from 1,2-cyclohexanediol is also prospected.

综述了1，2-环己二醇脱氢制备邻苯二酚催化剂的研究进展，重点介绍了Pd催化剂和Ni催化剂的研究现状，并对环己二醇脱氢制邻苯二酚的研究前景进行了展望。

The reaction of forming tetrahydrogenfuran derivatives is fast than that of forming tetrahydrogen -pyrrole derivatives.

1形成四氢呋喃环化衍生物反应的速度比四氢吡咯的速度要快。

For further studied on nano-Ni catalytic hydrogenation of pyroole and its derivatives at normal temperature and pressure, we have did relevant catalytic hydrogenation experiments to pyrrole, pyrrolidine and pyrrolidone.

为进一步研究常温常压下吡咯及其衍生物的镍催化加氢反应，我们对试剂吡咯、吡咯烷和吡咯烷酮做了相应的催化加氢实验。

The N(1) atom of the quinazoline can form a stable H- bond with Met-769, while the N(3) atom can form a H-bond with a water molecule.

抑制剂喹唑啉环上的N(1)原子能够和Met-769上的 NH形成稳定的氢键，而抑制剂上的N(3)原子则和周围的一个水分子形成氢键。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。