生物活性的

This paper deals with the influences of Hg to the morpha. some physiological and biochemical parameters such as chlorophyll, superoxide dismutase, catalase of a kind of submerged macrophyte Egeria najas; some parameters for the amelioration of water quality and agamogenesis of Egeria najas were also studied.

本文研究了Hg~(2-)对沉水植物细叶蜈蚣草外部形态、叶片叶绿素含量、超氧化物歧化酶和过氧化氢酶活性等几个生理生化指标的影响：从水体主要理化指标和生物营养元素的变化情况研究了Hg~(2 )对细叶蜈蚣草净水功能的影响；从细叶蜈蚣草断枝和侧枝生殖的变化情况研究了Hg~(2 )对其营养繁殖的影响。

The general design, manufacturing and development of hardware and software of control system were conducted in this dissertation. And the whole set of fabricated system including nozzle and three-dimensional worktable is designed and built by us. Consequently, a new generation rapid prototyping system (Air-pressure Jet Solidification system) has been developed.

本文对系统的硬件与软件进行了总体设计、制造与开发，完成了喷头的研制、三维工作台的制作、温度控制系统的研制、控制软件开发，成功开发出适应人工生物活性骨制造的快速成型专用系统——AJS-1。

The histiological characteristcs, and activities of alkine phosphatase and acid phosphatase of the implantan were examined to study the effects of fluoride on biological activities of BMP.

结果 氟对BMP的生物活性有直接的影响，氟能促进BMP将更多的成纤维细胞转化为成骨细胞，并能增强成骨细胞的功能，加速钙盐沉积，而破骨细胞功能有所下降。

We have made some progress in the exploitation and utilization of Chinese amphibian resources.

此外它们的皮肤中含有大量的分子结构特殊、功能复杂多样的生物活性物质，是有待于开发的药物宝库。

A growing pile of evidences has indicated that the'host-helping'effects are ascribable to the production of the bioactive compounds by endophytes which are accepted to play an important role in the development of agriculture and medicine.

内生菌发挥这些作用的物质基础是其丰富多样的次生代谢产物，它们往往具有多种生物活性和／或新颖的结构，在农业和／或医药业中具有重要的应用前景。

Scientists around the world have been intrigued by Rooibos, and have been doing intensive research to verify the health benefits of Rooibos and understand how the bioactive components in Rooibos interact in living cells.

科学家们在世界各地已好奇Rooibos ，并一直在做深入的研究来验证对健康的好处Rooibos和了解生物活性成分的Rooibos互动活细胞。

Pyrimidines show high biological activities, so people in medicine and agrochemical attach great importance to develop this serial compouds.

嘧啶类化合物一直显示出很高的生物活性，此类化合物的开发一直受到医药和农药界的广泛重视。

As we know, it is very important to research the bioactivities of monomers, which can be easy to confirm their pharmacodynamics, analyze their action mechanism and study their metabolisms in body.

研究单体的生物活性至关重要，因为这样容易肯定它确切的药理作用，利于分析其作用机理和研究它在体内的过程。

The key study is the bioactive monomers, which can be easy confirmed their pharmacodynamics, analyzed their action mechanisms and their metabolisms in body.

研究单体的生物活性至关重要，因为这样容易肯定它的确切药理作用，利于分析其作用机理和研究它在体内的过程。

These photocrosslinked alginate hydrogels, with tailorable mechanical properties and degradation rates, may find great utility as therapeutic materials in regenerative medicine and bioactive factor delivery.

这种具有可调的力学性能和降解率的光交联海藻酸盐有望作为治疗材料广泛应用于再生医学和生物活性因子的转运。

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。