为期

Male and female rats and mice were gien four different doses of sodium dichromate dihydrate in their drinking water ranging from 14.3 mg/l to 516 mg/l for two years.

研究人员在雌雄大鼠和小鼠的饮用水中加入4种不同剂量（14.3毫克/升至516毫克/升）的重铬酸钠，为期两年。

During the metaphase of high temperature experiment, digestive and metabolic experiments were conducted for 6 to 14 days.

在高温试验的中期进行了为期6~14天的消化代谢试验。

The changes of total reducing substances, oxalate extractable Fe, dithionite citrate bicarbonate extractable Fe and phosphorus adsorption in oxic and anoxic layers of two paddy soils during 6 week flooding were examined under laboratory conditions.

在实验室条件下对两种水稻土在为期 6周的淹水过程中，其氧化层和还原层土壤中还原物质总量、草酸盐可提取铁、连二亚硫酸钠-柠檬酸-碳酸氢钠可提取铁和磷吸附的变化进行了研究。

It's taken two years to do the experiment on senior students in primary school, which were divided into study groups to cooperate in class.

在小学数学课堂教学中运用小组合作学习，对小学五年级的学生进行了为期两年的实验。

After a slightly uncertain start, the current releases offer exemplary value for money, and it is no surprise that one of the leading national distributors, Domaine Wine Shippers, has taken on the brand.

虽然在开始时期不太稳定，但现时，他们的出品已是物超所值，被国际领先的经销商Domaine Wine Shippers收为期下的葡萄酒品牌也是众望所归的。

She continued her education and earned a four-year scholarship to study domestic science at Teachers College at Columbia University in New York City.

她继续教育并获得一项为期四年的奖学金，研究国内科学师范学院，哥伦比亚大学在纽约市。

The Feast of the Dormition is celebrated on August 15, and is preceded by a fourteen day fast from meat and dairy products, the third longest fast of the liturgical year after Great Lent and Winter Lent.

死亡的节日是在八月15日庆祝，是为期十四天之久地禁食肉类和奶类制品，是一个礼拜年内自四旬节和冬至以来第三长的禁食日子。

This one year Pre-DP program is designed to dovetail with the two year DP program.

这是为期一年的课程，为那些在文化课上或语言上还不能进入 IB 课程的学生准备。

A giant mask of a deity, locally known as "Bharaiv", is seen at roadside in Durbar square during the week-long Indra Jatra festival in Katmandu, Nepal, Thursday, Sept.

神的大口罩，当地称为"Bharaiv"，被认为是在王宫广场路边，在为期一周的因陀罗拉节在尼泊尔加德满都，星期四，2009年9月3日的节日。

Nepalese devotees pull the chariot with living goddess, locally known as the "kumari" during the week-long Indra Jatra festival at Durbar square in Katmandu, Nepal, Thursday, Sept.

尼泊尔信徒拉活女神与战车，当地称为"库马里称为"在为期一周的英德拉在加德满都的王宫，尼泊尔，星期四，2009年9月3日方拉节的节日。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。