The concentration hydrogen chloride could reach 31 %.

The method of purifying hydrogen chloride is introduced.

介绍了一种氯化氢精制技术.

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Decomposed to ammonia and hydrogen chloride if heating to 400 ℃.

易溶于水,加热于340℃升华,400℃分解成氨气和氯化氢气体.

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Systems that use hydrogen chloride should be kept free of moisture.

使用氯化氢的系统要避免接触水蒸汽.

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Systems that use hydrogen chloride must be kept extremely dry.

使用氯化氢的系统必须保持非常干燥.

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The standard connection for hydrogen chloride is the CGA 330.

用于氯化氢的标准接头是CGA330.

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Affection , the same strain, blood thicker than water.

亲情, 一脉相承, 血浓于水.

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Jessica and Steven meet at a gift-shop.

血浓于水杰西卡和史蒂文在一家礼品店遇到.

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Blood is thicker and was part of the dynasty.

兄弟总是可以互相依赖因为血浓于水.

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The surfactant PPJ ( alcohol polyoxyethanol) was mixed with plant nutrients and sprayed onto wheat leaves at different growth stages of the crop to study the effect of the surfactant on nutrient absorption by the plants.

研究了不同浓度的表面活性剂脂肪醇聚氧乙烯醚（PPJ）叶面喷施对小麦叶子不同生长时间对营养物质硼、天冬氨酸和锰离子吸收的影响。

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PPJ made catalase more susceptible to the influence of high voltage electrostatic field ( HVEF), reducing the critical electrostatic strength that affects catalase activity and the time span for the occurrence of change in enzyme activity.

研究了脂肪醇聚氧乙烯醚对高压静电场与酶作用的影响，结果表明：脂肪醇聚氧乙烯醚使得过氧化氢酶更容易受到高压静电场的影响，使酶活力产生变化的阀值电场强度变得更低。

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The effects of PPJ and SFE on stomata and epicuticular wax and the ethylene production and Mn 2+ absorption of soybean leaves have been studied systematically.

本文系统地研究了烷基聚氧乙烯基醚（PPJ）和蔗糖脂肪酸脂（SFE），对大豆叶片气孔、蜡质层、乙烯释放量和锰离子吸收情况等的影响。

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The effects of PPJ, a surfactant, on B and Mn ion absorption in cotton were studied.

低浓度的表面活性剂PPJ会促进棉叶对硼和锰离子的吸收。

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Effects of surfactant PPJ on the absorption of nutrient elements in Wheat Leaves

表面活性剂PPJ对小麦叶子吸收营养物质的影响

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In the retail industry, the number of items available in stock is called the quantity on hand or QoH.

在零售行业，仓库中的现有商品数量称为现货量（Quantity on Hand，QoH）。

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Furthermore, this paper concludes the 3 methodologies as one Quality Control and Management Framework: Quality of House ( QoH) model.

并且，本文最后对这三种方法进一步推广，提出基于开源的商业软件系统质量控制和管理框架&质量屋（QoH）模型。

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When solving the nonsymmetric linear systems, the paper makes the total backward perturbation analysis to QMR method, and uses the total quasi-minimal backward perturbation ( TQMBACK) technique. So the restarted total quasi-minimal backward perturbation ( RTQMBACK) method is given.

同样地，对求解非对称线性方程组的QMR方法作出了向后扰动分析，结合总体向后扰动范数拟极小化的技巧，给出了求解非对称线性方程组的总体拟极小向后扰动（TQMBACK）方法。

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The transpose-free QMR ( TFQMR) algorithm is a Krylov subspace algorithm that can be used to obtain fast solutions for linear systems with very large and very sparse coefficient matrices.

TFQMR算法是一种Krylov子空间算法，常用来求解大型稀疏线性方程组。

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This article addresses the technical advantages of QMR safety system in aspects of agent structure of the system, operation principle, function of Integrated Safety Shutdown, and function of failure auto-diagnosis.

从系统的主体架构、工作原理、一体化停车功能和故障自诊断功能4个方面阐述了四重化冗余安全仪表系统的技术优势及其设计步骤；

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To the railway signal control system, the quadruple modular redundant ( QMR) architecture meet the higher safe requirement because of the busier railway transport and the higher train speed.

四模冗余结构满足铁路运输日益繁忙和列车速度不断提高对铁路信号控制系统更高的安全要求。

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The algorithm uses the inexact search directions that are computed with only moderate accuracy by Krylov subspace methods like CG or QMR.

该算法使用的搜索方向仅需要达到一个相对的精度，这样的搜索方向可以通过Krylov子空间迭代法，比如CG或QMR得到。

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