缺氧的

Apparently,higher ratio of propionic／acetic acid is not conducive to the improvement of phosphorus removal.

说明在厌氧/缺氧环境下，碳源中丙酸比例的提高不利于系统中磷的去除。

When soil water content exceeds field capacity, the reducement of air in soil will cause the root breath weaken, or plant death.

此时土壤的含水量超过了田间持水量，在严重的淹水情况下，土壤中空气减少，会造成根系因缺氧而呼吸减弱，长时间如此还会引起植物死亡。

Observed the expression of Ps and ICAM-1 at 1, 6, 12 hour during normoxia, hypoxia and reoxygenation respectively and the effect of serum safflor injection on the expression of Ps and 1CAM-1 mRNA after reoxygenation.

目的观察含红花血清在缺氧复氧条件下对大鼠肺动脉内皮细胞P-选择素及细胞间黏附分子-1（ICAM-1）基因表达的影响，探讨肺栓塞溶栓后缺血再灌注损伤的机制。

The principal best management practices for Costa Rica are: a well drained soil or a good drainage system in the field (banana yield is hurt with only a few hours of oxygen depletion in the root zone), b adequate control of nematodes, c adequate control of black sigatoka and d a good fertilizer program which includes rates of fertilizer equal or higher than 300-300-600 kg/ha/year of N- P2O5- K2O split in 12 applications during the year.

这些最好的管理措施为： a ）良好排水土壤或田间良好排水系统（根区缺氧几小时就会损害香蕉产量）， b ）有效地防治线虫， c ）有效地防治香蕉叶斑病和 d ）良好的施肥计划，施肥量等于或高于300-300-600公斤 N - P2O5- K2O /公顷/年，一年中分12次施入。

The results indicated that MCA could improve the left ventricular systolic function in patients with conge stive heart failure and the mechanism possibly included the effects of increased the concentration of intracellular cAMP and protective on cardiomyocytes anoxi a injury.

结果显示，心先安能改善心力衰竭患者的左室收缩功能，其机制可能与升高细胞内cAMP浓度、保护缺氧受损的心肌细胞有关。

We observed the effect of chronic hypoxia on intracelular levels of CGRP in pulmonary endocrine cells of SD rats by means of immunocytochemistry and supraoptimal dilution method.

我们用免疫细胞化学方法及超稀释法观察了慢性缺氧对SD大鼠肺中神经内分泌细胞内降钙素基因相关肽的含量的影响。

For the living environment of more salinity and lack of oxygen, Mangrove plants have different metabolism route from the terraneous plants, and have their peculiar types of compounds, many species of the mangrove plants have officinal function.

红树林因为生存环境特殊——高盐、缺氧，所以具有与陆生植物不同的代谢途径，能产生它们特有的结构类型。

Objective To explore the effects of HIF-1α,caspase-3 and survivin protein in thymoma occurrence.

目的 研究缺氧诱导因子-lα(HIF-1α)、Caspase-3及Survivin在胸腺瘤的发生、发展中的作用。

The intrapulmonary arteries especially arterioles are more important for vasoconstricting response to hypoxia , but it is very difficulty to isolate them from the lung.

我们以往通过对常压缺氧大鼠模型的肺组织和肺动脉肾上腺素受体(Adrenoceptor，AR)亚型及其基因表达的一系列研究，初步认为AR亚型基因表达变化在低氧性肺动脉高压发病中可能起重要作用。

Result:through the ct diagnosis, in 175 cases hie patients 32 cases are normal, 44 cases mild hie, 52 cases moderate hie, 47 cases serious hie; through reexamine to 89 cases patients,65 cases are atrophies of brain, 51 cases cerebromalacias, 21 cases hydrocephali, 8 cases brain calcification, 11 cases normal.

目的：通过对175例新生儿缺氧缺血性脑病及其98例远期预后ct表现进行分析，正确认识ct在诊断hie的价值，以指导临床治疗与预后评估。方法：回顾性分析我院1997~2007年175例hie 患者的临床资料，其中89例进行随访并ct复查。

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。