钼

Crossbred (Limousin × Lu-xi) beef cattle, fitted with permanent cannulas in rumen were used . Metabolism of nutrients was investigated by the determination of the disappearance rates of NDF and ADF and bacterial nitrogen.

试验还结合活体内尼龙袋技术，应用安装永久性瘤胃瘘管的肉牛，进一步研究了不同钼、硫、氮、铜对瘤胃NDF和ADF降解率的影响。

Objective:To evaluate the diagnostical value of mammography and USG in breast lipoma.

目的：探讨钼靶X线与超声在诊断乳腺脂肪瘤中的价值。

Methods:A retrospective review was performed on the mammographic and ultrasonic features of 20 patients with breast lipoma proved by surgery and pathology.

回顾分析了20例经手术病理证实的乳腺脂肪瘤的钼靶X线、超声表现。

So,lognormal distribution is not the well life distribution of thismaterial.

结果表明，通常采用的对数正态分布的理论失效率呈单峰型，与材料经验失效率的变化不相一致，因此对数正态分布不宜作为稀土钼铜合金球墨铸铁材料裂纹萌生寿命的概率分布。

Objective To explore the efficacy of digital mammography and dynamic-contrast MRI in the diagnosis of mammary cancer.

目的 探讨MR动态增强扫描与钼靶成像在乳腺癌检出率的应用价值。

Materials and Methods:The clinical and imaging characteristics of 74 cases with mammary hyperplasia were analyzed retrospectively.

材料和方法：回顾性分析74例乳腺增生症的临床和影像学表现。74例均做了钼靶X线摄影检查，其中19例做了选择性乳腺导管造影、10例超声检查和3例核磁共振检查。

The microstructure and elemental distribution of metallized ceramic were analyzed, and the mechanism of metallization was discussed.

利用SEM对金属化陶瓷的显微结构、元素分布进行了分析，并讨论活化钼-锰法的金属化机理。

The metallogenetic age is later than it is in Eastern Qinling porphyry-type Mo metallogenic belt.

成矿时代从整体上要晚于东秦岭华北克拉通南缘的斑岩型钼成矿带。

Thiourea and methenamine have synergistic effect that the concentration of methenamine can be effectively decreased.

钼酸盐以其低毒、无公害、优异的抗氯离子点蚀能力等特点，倍

The influences of preparation method, the calcined temperature and auxiliary forming reagent on the activity of the Fe Mo Co O catalyst for oxidation of methylal to formaldehyde were studied.

考察了制备方法、焙烧温度和成型助剂对甲缩醛氧化制甲醛铁钼钴三元催化剂活性的影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐