查询词典 kg.

Results: With the increasing of the concentration of the fleece-flower root decoction and the rhubarb decoction, the frequency of the MCN and the SCE aslo rising, we can evident observe the chromosome adhesion by microscopic in the fleeceflower root 1772mg/kg group.

结果：随着何首乌煎剂与大黄煎剂给药浓度的增加而SCE和MCN频率也不断提高，其中何首乌1772mg/kg组通过镜检明显看出染色体发生粘连。

The results show that ∑ PAH16 contents in source separation household bio-organic waste and composting production is 2,19 and 1.96 mg/kg DM, and the contents of naphthalene, fluorene, phenanthrene, fluoranthene are relatively higher than others.

结果表明，源分类家庭生物有机垃圾及其堆肥产品中∑PAH16化合物含量分别为2.19和1.96mg/kg，其中萘、芴、菲、荧蒽含量相对较高，占总量的79.76%和81.76%，这4种有机物的苯环在2-3之间，属于易降解非致癌物质，在农田施用中易被降解；在生物垃圾堆肥过程中∑PAH16的生物降解率为25.88%，堆肥后产品PAHs含量符合农田使用标准。

The results indicated that two new compounds have higher fungicidal activities in controlling Pseudoperonospopa cubensis of cucumbers under the concentration of 500, 250 and 150 mg/kg, as compared with metalaxyl.

试验结果表明，其中两种化合物在复筛中，对黄瓜霜霉病菌在500，250，125mg／kg浓度下，与对照甲霜灵相比，具有较高的杀菌活性。

Mean fungistatic rate to mold was99.99%.The acute oral LD50 was 1302.5 mg/kg in mice.This product was non-irritant to skin,but slightly irritant to eye.

结果：驱蚊保护时间达6h以上；抑菌率达99.99%；小鼠急性经口LD50为1302.25mg/kg；对家兔皮肤刺激积分值为0，48h后对眼刺激平均指数为0.5。

Each group comprised 20 rats. Three groups ofdosages (12.5, 50.0, 200.0mg.kg respectively) of H98 were administered by injected into gaster for 9 weeks. The same volume of 0.2%sodium carboxymethyl cellulose was administered to the control groups.

生殖毒性实验方法：将25～35g雄性小鼠按体重随机分为4组，每组20只，按12.5、50.0及200.0mg／kg经口给予H98连续9w，对照组给等容积的0.2％羧甲基纤维素钠溶液；比较各剂量组小鼠生育率及生殖器官的检查结果。

Two rice varieties, named Weiyou 402 and Eryou 416 were selected to grow in arsenic spiked soils (0, 10, 20 and 40 mg·kg-1 arsenic) and "natural" arsenic soils (1∶1 of geogenic high level arsenic soil from Guizhou province and silt loam soil from Beijing) in a greenhouse, to compare their arsenic uptake, accumulation, speciation and related health risks.

段桂兰 中国科学院生态环境研究中心，北京 100085以2个水稻品种威优402号和Ⅱ优416号为实验材料，采用温室栽培方法研究对比两个品种水稻在人工添加砷处理（0，10，20和40mg·kg-1）和模拟自然砷污染（贵州高砷土和北京褐土的混合土，质量比为1∶1）胁迫条件下的生长发育状况，分析砷在水稻不同部位的累积、形态转化及其健康风险。

METHODS: The rats in the two groups were anaesthetized by intraperitoneal injection of 10 g/L urethane (1 g/kg) and the chest was opened to insert a tube into the ascending aorta for perfusion with 200 mL of the mixture containing glutaric dialdehyde and paraformaldehyde for fixation.

两组大鼠给予质量浓度为10 g/L的乌拉坦1 g/kg腹腔内注射，麻醉后开胸，升主动脉插管，戊二醛与多聚甲醛混合固定液200 mL灌流固定，取嗅球，振荡切片，锇酸后固定，平板包埋，光镜下选取嗅球各层，制备超薄切片，透射电镜下对比观察。

Methods］ninety femal sd rats,weight 230～280 gram,were rangdonmized into three groups: qiangguyin group,miacalcic group and control group.all rats were variectomized.after 10 weeks,the osteoporosis model succeed,the treatment group,contrast group were given qiangguyin,miacalcic respectively.the treatment group used qiangguyin everyday,1ml/g.the contrast group used miacalcic 0.72u/kg,everyday hyodermic.and 3,4.5,6 months after the treatment,kill 10 rats to explore.the neck of femur were cut and stined with masson golder trichrome for bone histomorphomemetric contrast group analysis.

方法］健康雌性sd大鼠90只，体重230～280g。随机分为3组，分别为治疗组、对照组和空白组，每组30只。分别采取切除双侧卵巢方法进行骨质疏松造模，10周造模成功后，开始给药，治疗组用自拟强骨饮灌胃，每日一次，每次1ml/g，对照组用密盖息，皮下注射，每日1次，每次0.72u/kg。空白组，不做处理。在给药后3、4.5、6个月每组各取10只大鼠进行检测，先测量体重，空气栓塞处死，分离股骨颈，获得股骨颈样本，经切片等处理后，显微镜下作骨形态计量学检测。

The results indicated that (1) the 147Pm, 141Ce and 147Nd had strong adsorptivity in soil, so they were hard to transfer and easily accumulated in soil or sediment;(2) all the organisms (5 aquaties and 4 eatable plants) tested showed apparent 147Pm concentrating capabilities;(3)the residues of 147Pm, 141Ce and 147Nd were unevenly distributed in the animal's viscera and tissues, higher residues were found in bone, marrow, eye, brain, heart, adipose and testis, showing selective accumulation;(4) with intraperitioneal dosing of Nd or Ce 200mg ·kg -1 apparent inhibition to gonadial hormone secretion in mice was found and with 200 and 800mg·-1 of Ce added in feed, the malformation rate of spematozoon showed higher.

综合研究结果表明： 14 7Pm、14 1Ce和14 7Nd在土壤中具有强的吸附性，而且难以迁移，易于在土壤和底泥中积累；( 2 )供试的 5种水生生物、4种陆生食用植物对14 7Pm均具有明显的富集性；( 3) 14 7Pm、14 1Ce、14 7Nd在动物体内脏器和组织间呈不均匀分布，在骨骼、骨髓、眼、大脑、心脏、脂肪和睾丸中残留量较高，表现了明显的选择性蓄积；( 4 )一次性腹腔注射2 0 0mg·kg-1的Ce和Nd对小鼠性腺激素的分泌有明显的抑制作用，以 2 0 0和80 0mg·-1的Ce随饲料摄入对雄性小鼠精子畸形率明显升高。

The animal test results showed that Gymnemic acid could significantly decreased blood glucose level of the diabetic mice induced by alloxan by Gymnemic acid 100 mg/kg weight everyday.

通过动物实验，得出每日灌喂100mg／kg体重的匙羹藤酸提取物对于降低四氧嘧啶致糖尿病模型小鼠血糖具有显著性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。