Although NF3 is not water soluble, many of the toxic by-products such as HF are water soluble.
尽管NF 3不溶于水，许多的有毒副产品，如HF是可溶于水的。
Selex communications will provide the Tetra mobile communications technology, as well as HF, satellite and microwave radio connections.
Selex通信公司将提供Tetra移动通信计划，以及HF、卫星和微波无线连接。
Gaseous NF3 containing 0.1% or less active fluorides (calculated as HF) was found to be noncorrosive toward several different parent and welded metal specimens.
含有0.1%或更少的活泼氟化物(认为是HF)的气态NF 3被发现对于几种不同的母材和焊接金属试验品是没有腐蚀性的。
It is possible that Kr and Ar could also act as Lewis bases, but evidently they cannot compete with HF.
很可能氪和氩也可以做路易斯碱，但显然它们不能和氟化氢竞争。
Future research ought to focus on obtaining a much better knowledge of genetics and HF, especially both genetic risk factors for development of HF and genetic markers as tools to guide prevention.
未来的研究主要集中于获得遗传学和心力衰竭的更多知识，特别是遗传学危险因素对心衰的进展和遗传学标记物作为心衰预防的工具的知识。
Krypton is not oxidized by PtF6, and in the solvent anhydrous HF (aHF), forms no complexes with transition-metal ions as xenon does.
氪不能被Pt F 6氧化。在无水氟化氢(aHF)溶液中，氙能形成过渡金属离子的配合物，而氪不行。
All patients had either a recent hospitalization for HF or corroborative evidence of HF, such as pulmonary congestion or left-ventricular hypertrophy.
所有患者或有近期因心衰入院史或者有确定心衰证据，例如肺淤血或左室肥大。
The silica xerogels were synthesized by ambient pressure drying method with hydrofluoric acid (HF) as catalyzer. The influence of catalyzer and drying method on the xerogels were analyzed.
以氢氟酸(HF)为催化剂，采用常压干燥法制备了二氧化硅干凝胶，分析了催化剂和干燥条件对干凝胶的影响。
The presence of HF was defined as hospitalization and discharge diagnosis for HF.
心衰的定义为入院和出院诊断为心衰者。
Cell therapy is currently attracting growing interest as a potential new means of improving the prognosis of patients with heart failure (HF).
当前细胞治疗作为有潜力的增强心力衰竭愈后的新方法越来越受到人们的注意。
As LVEF is a predictor of survival, they pointed out, the new data suggest that there is indeed potential for improved outcomes with CPAP in patients with concomitant HF and OSA.
他们指出，LVEF是生存率的预测因子，因此新研究数据表明对患有osa的心衰患者进行CPAP治疗具有改善预后的潜力。
Acute heart failure (AHF) is defined as a rapid onset or change in the signs and symptoms of HF, resulting in the need for urgent therapy.
急性心力衰竭是指由于急性心脏病变引起心排血量显著、急骤降低导致的组织器官灌注不足和急性淤血综合征。
Be sure your Gunn diode doesn't oscillate at audio or HF as well.
确信你的耿氏二极管没有同时在音频或高频振荡。
Combustor parameter of all gas-phase iodine laser is studied using the power of HF fundamental laser as a test criterion.
以HF基频激光功率大小作为判断依据， 对燃烧驱动全气相碘激光的燃烧室参数进行了考察。
In modern HF communication, burst communication is applied to improve such performances as anti - interference and anti - interception etc.
在现代高频通信中，为了提高抗干扰与抗截获性能，使用了突发通信模式。
Hydrofluoric acid (HF), a colorless inorganic acid with mild irritating odor, is used extensively in various industries, such as the semiconductor industry and the electropolishing of metal.
氢氟酸(HF)为一无色略带刺激味的无机酸，普遍地被使用于各种工业，如半导体工业及金属除锈等。
Constancy of chemical etch rate method was modified so as to reduce the influencing factors such as temperature and concentration of HF acid. The efficiency and accuracy are improved.
基于差动原理对HF酸恒定化学蚀刻速率法进行改进，以降低环境(温度、HF酸浓度等)变化对测量结果的影响，从而提高测量效率和测量准确性。
This article introduces the purpose, method and procedure of HF acid chemical clean for once through boiler, and comparison between chemical clean of different mediums is presented as well.
重点介绍直流锅炉氢氟酸酸洗的目的，方法及过程，还对不同介质的化学清洗进行了比较。
The enrichment of the HFS elements such as Nb, Ta, Zr, Hf suggests that the forming environment of Zedang ophiolite is not related to plate subduction.
Hf等高场强元素较为富集，反映出泽当蛇绿岩的形成并未受到俯冲作用的影响。
The new developed HF high-performance grouting stuffing has such properties as high early strength, high-strength and durability so as to provide grouting with relatively great anchoring strength.
研制的HF高强灌浆料具有早强、高强、耐久性好等特点，使灌浆料具有较强的锚固能力。
The simulation results show that the HF TDLs communication based on multitone parallel transmission can avoid narrowband jamming effectively such as multitone jamming.
仿真结果表明，基于多音并行体制短波战术数据链通信使用该方法能够有效躲避多音等窄带干扰。
The content of HF has a mild influence on SiO_2-aerogel, as the decrease of HF the pore size distribution tends to become wide tardily.
HF用量的减少会使得气凝胶的孔径和孔型趋于向宽分布和多样化变化，但变化幅度不是太大。
The content of HF has a mild influence on SiO_2-aerogel, as the decrease of HF the pore size distribution tends to become wide tardily.
HF用量的减少会使得气凝胶的孔径和孔型趋于向宽分布和多样化变化，但变化幅度不是太大。
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