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In 35 milk tooth samples permanent and milk tooth samples weredivided into 5 dose groups each, and irradiated with 60Co γ ray at dose rate of 0.48 Gy/min. Radi-ation doses of 5 groups were 0.30, 0.50, 1.00, 3.00 and 5.00 Gy, respectively.

将恒牙和乳牙各分成4和5个剂量组，用60Co γ射线照射各组样品，剂量率为0.48 Gy／min，各组累积剂量分别为0.30、0.50、1.00、3.00和5.00 Gy。

Methods 70 male and female mice were randomly divided into 7 groups (n=10 each): the blank control group was given sodium carboxymethyl cellulose, the other six groups were given diclofenac mucilage of different doses.

取小白鼠70只，随机分成7组（n＝10），其中6组给予不同含量的双氯芬酸钠胶浆；另外1组为空白对照组，给予羧甲基纤维素钠。

Methods 200 cases with chronic pulpitis or periapical periodontitis were selected and randomly divided into 2 groups: experiment group and control group; one-time root canal filling was performed in experiment group while multiple root canal filling was performed in control group; the curative effect in both groups was observed.

随机各选择慢性牙髓炎、根尖周炎患者200例，分为实验组与对照组各100例，实验组采用一次性根管充填治疗，对照组采用多次法根管充填治疗，观察两组治疗效果。

The myofibril volume density in the groups of animal model and betaloc were lower in the lever than those of captopril and sham-operated groups.

血管紧张素转换酶抑制剂卡托普利能防治心肌肥厚并具有保护心肌细胞免受损伤性因素的作用。

One hundred patients with asthmatic attack were divided randomly into treatment and observation groups with 50 in each. Two groups received routine therapy. Nebulization of budesonide combining terbutaline was given to treatment group.

将100例确诊为儿童支气管哮喘急性发作的患儿随机分为观察组和对照组各50例，两组均给予常规治疗，观察组加用布地奈德、特布他林雾化吸入治疗。

Both groups using a nebulizer had significant improvement over time in diary symptom scores, although differences between groups were not significant.

使用喷雾剂的两组的每日症状评分随时间有显著改善，但两组间差异无显著意义。

Methods 120 patients were randomly divided into treatment and control groups with 60 cases, the treatment group was with a single treatment of acupuncture points embedding,the control group was with conventional electric needle therapy at the same time,to observe the two groups before and after treatment of the symptoms and signs to improve the situation.

目的 观察穴位埋线疗法治疗腰椎间盘突出的临床疗效。方法将120例患者随机分为治疗组与对照组各60例，治疗组单用穴位埋线治疗，对照组用电针常规治疗，同时观察两组治疗前后症状和体征的改善情况。

They could be sorted into 31 groups, with Acarina, Collembola and Nematoda, being the dominant groups, which occupied 92.33% of the total samples, and formed the main body of the forest soil animal community.

通过对湘中丘陵山地红壤森林土壤动物群落定位调查，共获得36018只土壤动物标本，计有31类，其中蜱螨类、弹尾类和线虫类为优势类群，三类群占动物总量的92.33%，为森林土壤动物群落的主体。

Result In subalpine coniferous forest in western Sichuan, the Nematoda, Acarina and Collembola were the dominant groups of soil animal community and Diplopoda, Harpacticoida, Rotatoria, Enchytraeidae and Diptera were the frequent groups.

结果］川西亚高山针叶林土壤动物群落以线虫纲、蜱螨目、弹尾目为优势类群，以倍足纲、猛水蚤目、轮虫纲、线蚓科、双翅目幼虫等为常见类群。

Methods: The 17 cases of retrobulbar neuritis patients were divided into two groups, methylprednisolone in the treatment group and dexamethasone treatment group. Then compared the efficacy of the two groups and statistical analysis.

17例球后视神经炎患者分为两组，甲基强的松龙治疗组及地塞米松治疗组，比较两组的疗效并作统计学分析。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。