脲

The urea-formal dehyde resin, polyurethane resin and SiC sand were used to modify the furan resin sand respectively.

分别采用脲醛树脂、聚氨酯及SiC原砂作添加剂，对呋喃树脂砂进行改性。

OBJECTIVE: To study the effects of various doses of gamma radiation on the biomechanical properties of rat bone and the protective role of dry ice and thiourea.

目的：探讨不同剂量gamma射线辐照对大鼠骨生物力学的影响及干冰低温和自由基清除剂-硫脲的保护作用。

According to the selective standard of excluding and including cases,90 cases of malignant tumor were randomly divided into 3groups, Medical therapy group (30cases), Moxibustion with ginger group(30cases), A.S.T group (30cases) by using method of random number table. Three groups patients were accepted chemotherapy in vein or mouth given acute bone marrow depression drugs such as Cyclophosphamide,Nitrogen mustard (HN2),Methotrexate,Cytosine arabinosidee,Hydroxyurea,Cisplatin,Etoposide (VP-6),Vincristine etc.

根据本课题研究病例选择的纳入标准和排除标准，选择90例接受化疗的恶性肿瘤病例，通过查随机数字表法随机分为西药组，隔姜灸组和穴位贴敷组，各30例，三组患者都至少采用环磷酰胺，氮芥(HN2)，甲胺蝶呤，阿糖胞苷，羟基脲，顺铂，长春碱类(VP-6)，鬼臼毒类等急性骨髓抑制药物中的一种或一种以上通过静脉或口服给药进行化疗。

Objective: In order to approach the infectious status of gonococcus, chlamydia trachoma-tis, urealyticum mycoplasma and which affect on quality and function of sperm.

目的：探讨男性不育症精液的淋球菌、沙眼衣原体、解脲支原体感染的情况及其对精液质量和精子功能的影响。

Zhejiang Province Key Laboratory of Modern Measurement Technology and Instrument, China Jiliang University, Hangzhou 310018, China Abstract: The degradation dynamics of iprodione on greengrocery in greenhouse and at open field were studied with gas chromatography.

中国计量学院现代计量测试与仪器浙江省重点实验室，杭州 310018 摘要：采用气相色谱法研究了异菌脲在大棚和露地青菜上的残留降解动态。

The denaturation of human superoxide dismutasein the presence urea and guanidine was measured by fluorescence and ultraviolet spectrum.

研究了人血超氧化物歧化酶在脲、胍及不同温度下变性的分子构象与活力之间的关系。

In Chapter 3 and Chapter 4, this kinetic method was applied to the studies of inactivation kinetics of Chinese hamster dihydrofolate reductase by urea or guanidine hydrochloride.

在第三、四两章中，我们将酶活性不可逆抑制底物反应动力学理论应用于中华仓鼠二氢叶酸还原酶的脲和盐酸胍失活动力学研究。

Denaturation with guanidine hydrochloride or urea is one of the primary ways of measuring the conformational stability of proteins and comparing the stability of mutant proteins.

测定天然蛋白质和蛋白质突变体构象稳定性的一个基本方法是在盐酸胍或脲作用下进行蛋白质变性研究。

To explore a unified mechanism of protein folding, the unfolding of pepsin induced by urea or guanidine hydrochloride has been studied by "phase diagram" method of fluorescence.

为了探索一个统－的蛋白质折迭机理，用荧光相图法分别对脲和盐酸胍诱导的胃蛋白酶的去折迭过程进行了研究。

It appears to be a complication of chronic hemolysis, is resistant to hydroxyurea 40 therapy, and confers a high risk of death.

肺动脉高压似乎是慢性溶血的一个并发症，对羟基脲治疗耐药，并具有很高的死亡危险。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。