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Approach based on σ criterion and λ criterion to evaluate flame acceleration and deflagration to detonation transition was established, and hydrogen deliberate ignition at early and late stage was analyzed in a single close room.

基于σ准则和λ准则可以评估氢气燃烧时发生火焰加速和爆燃向爆炸的转变的可能性。本文分析密闭房间中氢气早期和晚期点火的过程。

All these evidences indicate that the dolomite is resulted from dolomitization due to mixture of sea water with fresh water from the penesyngenetic period to the early diagenetic stage in the environment of intertidalsubtidal zone of continental sea.

该地区的白云岩成因为潮间—潮下环境下的准同生期—成岩早期海水—淡水混合白云岩化作用形成的结果。

The expression level of tim gene in 25LL is markedless higher than 15DD and 20LD in the early incubation stage(7 days before), but it is obviously higher than 20LD and 15DD conditions in the late.To further invesgate the per and tim expression in different moment every day of the sensitive period(7d,8d,9d) during the process of embryogeny,the expression of tim gene was very low and the per and tim expression did not have obvious rhythmicity under 15DD condition.

进一步调查家蚕胚胎对环境敏感时期(7d-9d)per和tim基因的昼夜表达节律，在15DD条件下，tim基因表达量一直很低，tim基因和per基因的表达量都没有明显的节律性变化；而25LL和20LD条件下，两基因在一日中不同时刻的表达具有明显的节律性，表达量也较高。

Therefore Professor Sun Su Lun held that emphasis should be lay on strengthening the body resistance, and then he put forward the therapeutic method of strengthening the body resistance to protect encephalon at the early acute stage of ischemic apoplexy.

为此，孙塑伦教授在总结多年临床经验和既往科研成果的基础上，提出了缺血性中风急性期全新的治疗方法--扶正护脑法，作为贯穿中风病急性期始终的基础治疗方法，拓宽了缺血性中风病急性期的中医治疗思路。

In brief, both the clinical and experimental study proved that SMI has remarkable therapeutic effects on acute ischemic apoplexy, which lay the foundation for the therapeutic method of strengthening the body resistance to protect encephalon at the early acute stage of ischemic apoplexy.

总之，临床和实验研究结果均证明参麦注射液对缺血性中风急性期具有较好的治疗作用，其疗效机理与增加脑髓抗损伤能力、抑制内生毒邪的产生有关，反映了扶正护脑法作为缺血性中风急性期基础治疗方法的可行性和必要性。

The results showed that the main difference between two types of pea occurred in endocarp and the parchment formed at early development stage of pod.

在硬荚豌豆中，花后10d紧邻内皮层细胞的3～4层细胞逐渐伸长，细胞壁加厚，形成栅栏状的结构，在花后13d时形成厚壁细胞排列紧密的厚壁组织，即坚实的革质膜。

objectiveto investigate the effect of equisetum extract on the ultrastructure of endothelial cell in hyperlipidemia rats on early atherosclerosis stage.

目的观察两种木贼提取物对动脉粥样硬化早期内皮细胞超微结构的影响。

At this stage, I think it is too early to talk about eradication.

在现阶段，我想要说根除还为时过早。

The precipitates of alpha-globin chains in major beta-thalassemia erythroid cells were lessened after treatment with ASON,particularly in early erythroblast stage.There were no changes in those of control group.

此外，透射电镜结果也证实ASON组中红系细胞内过剩α-珠蛋白肽链沉积有所减少，特别是在早期幼红细胞中；在空白对照组中沉积物无任何变化。

The use of private enterprise in the early days of family management style, within the framework of a certain stage and has unmatched advantages.

民营企业在创业初期使用的家族式管理模式，在一定阶段和范围内有着不可比拟的优势。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失