选用

Eight multiparous Holstein cows in mid lactation were blocked by milk yield (24.3 ± 2.9 )kg/d, parity (3.4±1.1), days in milk (148.5±14)d, similar body weight and heredity composing into two groups of four and randomly assigned to 4 X 4 Latin Square trial with four periods.

本试验选用泌乳中期经产荷斯坦奶牛8头，平均产奶量(24.3±2.9)kg╱d，胎次(3.4±1.1)胎，泌乳天数(148.5±14.0)d，体重无显著性差异，遗传组成基本相似，健康无疾病。

The author introduces several common methods of multistoried building foundation treatment based On the specific geology of the Qingdao sea area and analyzes the tech-economic indices of several foundation treatment methods as a reference to adopt the rational method.

针对青岛沿海地区的地质情况，介绍了多层住宅常用的几种地基处理的方法，通过工程实例对几种地基处理所作的技术经济分析，指出多层住宅地基处理，应根据所在场地具体工程地质资料，选用合理的方法。

Methods A model of acute renal failure was established by injecting glycerin muscularly and HgCl_2 subcutaneously in Wistar rats.

本实验选用肌肉注射甘油和皮下注射HgCl2复制出大鼠ARF模型，观察NO、ET-1在ARF大鼠血浆、肾组织匀浆中的含量变化，探讨两者与ARF中肾脏损害机

Retinal photocoagulation was induced in the left eyes after mydriasis with tropicamid under general anesthesia, then 1% iodine sodium was injected in the vein of the rabbits at a dose of 40 mg/kg at the same time; their right eyes were not treated.

选用健康成年青紫蓝兔10只，美多丽散瞳后在全麻状态下行左眼眼底激光光凝，同时按40 mg/kg的剂量自兔耳缘静脉注入1%过碘酸钠溶液，考虑动物的生存质量，模型动物右眼均未予处理。

In the preparation of mica iron nacreous pigment with urea hydrolyze method, some factors such as pH, linear range, minimum limit of detection, response time and interfering material will affect this determination.

实验选用氨气敏电极测定溶液中的铵离子，考察了影响氨气敏电极在尿素中和法制备云母铁珠光颜料过程中测定铵的各种因素：pH值、线性范围、最低检出限、响应时间、干扰物质等。

This survey covers the main animal husbandry regions in Xilinguole steppe through investigation of herdsman both in Mongolian traditional activity- Nadam and in their residence, which included 300 households and covered 1.2 million hm^2 grassland.

选用锡林郭勒草原为案例区域，通过入户调查及在那达慕大会集中调查相结合的方式，调查锡林郭勒草原地区牧民对禁牧措施的态度和受偿意愿。

Sodium borate was chosen as the buffer andα- naphthylamine and NaBH3CN as the derivation agents. The optimal conditions were 60 mM pH 11 sodium borate buffer, 1.0 psi pressure injection for 90s. Compared with the normal CZE method, the detection sensitivity of glucose was enhanced by more than 20 times, and that of fructose nearly 60 times.

本文的最后一部分，选用硼砂作为缓冲液，以α-萘胺及NaBH3CN作为衍生化试剂，探索了采用场放大进样方法，用毛细管电泳对葡萄糖和果糖进行分离和富集的实验条件，最优的实验条件为60 mM，pH 11.0硼砂缓冲液，1.0 psi压力进样90s，和常规方法相比，葡萄糖的检测灵敏度提高了20多倍，果糖提高了近60倍。

Needle valve body of the anti-corrosion, the main needle valve is the right choice of materials.

针型阀阀体的防腐蚀，主要是正确选用针型阀材料。

In general, needle valve material should be based on its parameters and material properties used by this standard, and should comply with the relevant product standards.

一般情况下，针型阀门材料应根据其参数及材料的性能按本标准选用，并应符合有关产品标准的规定。

Low temperature piping systems and media devices, valve cover should be chosen with low-temperature needle valve.

低温介质的管路系统和装置上，宜选用加上阀盖的低温针型阀。

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