查询词典 hydrogen fluoride

After four weeks, the fluoride levels in the femora and teeth of fluoride treated group were ten times higher than that of the control group.

尿羟脯氨酸、血清羟脯氨酸含量实验前后两组间未见显著差异，4周后实验组骨和牙氟含量比对照组高十几倍。

Said mineralizing agent is the fluoric alkali-earth metal salts or alkali metal salts (potassium fluoride or calcium fluoride).

其特征是在磷酸钙盐与碳酸钙盐以2∶1比混合物中，加入0.5～3wt％的含氟离子碱土金属或碱金属盐矿化剂，例如氟化钾、氟化钙等。

The structure characteristics and lubricate theory of nanometer graphite fluoride were analyzed,and tribological properties of nanometer graphite fluoride were researched on four-ball machine.

探讨了纳米级氟化石墨的结构特征和润滑原理，使用四球摩擦试验机研究了纳米级氟化石墨的摩擦学性能。

The temperature, at which alumina, aluminum fluoride and carbon react to form aluminum sub-fluoride at different pressures, was evaluated with "Substance Gibbs' Free Energy Functional Determinant" method.

摘 要：利用"物质吉布斯自由焓函数法"，讨论不同压力下低价氟化铝生成及分解的热力学条件。

Many scholars paid close attention to screening risks factors of high fluoride in organism and it is very essential to indentify the primary sensitive indicatrix for forecasting fluoride bone injury.

随着对健康要求的提高，国内外学者越来越关注筛选导致高氟的危险因素，以及确定氟性骨损伤的早期灵敏指标。

The experimental group was treated with fluoride iontophoresis and the control group was spread with sodium fluoride glycerine.

选取2只健康成年犬对称生长的28个恒牙，每组7个牙，左右同名牙对照。

Objectives: In our study, a kind of fluoride microelectrode will be fabricated and put into the use of fluoride ion measurement.

离子选择性微电极是近年来兴起的一种新的检测方法，在口腔医学研究领域显示了独到的优越性。

In 1886, french chemist moissan, combining experiences from people before him, successfully isolated fluoride. he then proved that fluoride could react with most of the elements. he received 1906 nobel chemistry award.

1886年，法国化学家莫瓦桑，集结前人的经验，成功分离出氟，其后并证明氟几乎能和绝大多数元素产生反应，使他获得多国奖章，并於1906年获颁诺贝尔化学奖。

The Cause for the accumulation of fluoride in Antarctic krill is studied by the analysis of the characteristics of fluoride change in the cuticle of the krill before and after moulting.

南大洋氟的生物地球化学研究Ⅱ。氟在南极磷虾甲壳中的动态变异及其富集原因张海生；泮建明；程先豪；夏卫平

In order to understand the mechanism of the detoxication of the fluoride poisoned silkworm by naphthylamine compounds such as CRL, the effect of CRL on the activity of the glutathione peroxidase in the hemolymph of fluoride poisoned silkworm larvae was studied.

摘 要：为了解萘胺类化合物CRL缓解家蚕氟中毒的机理，研究了CRL对氟中毒家蚕幼虫血淋巴中谷胱甘肽过氧化物酶活性的影响。正常的家蚕5龄幼虫血淋巴GSH-Px在龄的中期活性较强，龄初和龄末活性较弱。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48