查询词典 controlled release

The variations in Al3+activity could not be explained satisfactorily using commonly used gibbsite equilibriums, which indicated that factors other than H+also controlled the aluminum release process.

偏最小二乘法回归分析显示，上层和下层土壤中铝具有不同的来源和主导影响因素。

At the same time ,the mechanism of porous β-TCP ceramics drug carrier are discussed, and then present a viewpoint that the drug release are controlled by drug stripping and penetrating from micropore.

初步探讨了β-TCP陶瓷药物载体的释药机制，认为其是由药物的溶出和微孔的渗透共同控制的。

Methods:70 cases of migraine headache patients were devided randomly into sustained-release niacin group 35 cases and controlled group 35 cases .

将70例确诊为偏头痛的病人随机分为两组：治疗组，对照组。

Controlled porosity osmotic pump tablets of sodium salicylate was prepared and the release profile was determined in vitro.

结果 最佳处方为：酒石酸用量30 mg，DEP用量23%，PEG用量3%，包衣增重4%，3批样品在12 h内体外释放符合零级过程。

To meet requirement of production and quicken rolling speed, No.2 heating furnace was put into operation in 2002 and No.3 in 2007. All automatic control was adopted, displacement of walking beam was detected by displacement transducer, and acceleration and deceleration control of walking beam was carried out through proportional valve and by use of slope technique in program of GE 90-70 PLC, thus, travelling speed of walking beam can be controlled and lift and release of slab can be operated lightly.

为适应生产的需要，加快轧制速度，2002年投产的2号加热炉和2007年投产的3号加热炉均采用全自动控制，利用位移传感器检测步进梁的位移量，通过比例阀以及在GE90-70PLC程序中采用斜坡技术对步进梁运动进行加减速控制，达到控制步进梁运行速度的目的，实现对板坯的轻拿轻放。

Cantilever beam holding object is controlled through changing direction of voltage applied. When the voltage is zero, release the object.

改变加电压方向控制悬臂梁夹持物体，电压为零时释放物体。

This investigation provided a new theoretical tool for studying the diffusional release of drug from an erodible polymeric matrix and designing the controlled released drug .

这对研究药物从高聚物基质内的释放问题以及控释制剂的设计具有重要的意义。

Those biodegradable materials finally form into CO2 and H2O via culture of tricarboxylic acid cycle, which can be excreted from lung, kidney, and skin. Hydroxyacetic acid is a metabolic product of amino acids. Therefore, velocity of bioldegradable materials can be controlled in vivo. The recent contraception focuses on discover a sustained release system of biodegradable materials.

生物可降解材料包括聚乳酸、聚ε-己内酯、乳酸-羟基乙酸共聚物等，这些材料有很好的生物相容性，植入体内后可经生物降解成乳酸单体，经三羧酸循环后最终成为CO2和H2O，经肺、肾、皮肤排泄，羟基乙酸也是机体氨基酸代谢产物，而且生物可将解材料在体内降解速度是可控的，用生物降解聚合物作为药物载体的缓释避孕系统是目前材料学以及避孕节育研究的一大重点。

The investigation indicated that the diffusion and release behavior of the guest molecules in the self-assembled organogel followed the Higuchi equation and diffusion-controlled mechanism of Fickian model.

两种客体分子的累积释放率与时间的平方根成良好的线性关系，符合Higuchi方程，属扩散控制的Fickian释放机理。

Orange-spotted grouper is a benthic protogynous marine fish with sex inversion. It is one of the most important culturing fish in the southeast of Asia. As in other vertebrates, its growth is mainly controlled by growth hormone . Few data are available concerning the regulation of GH in grouper. In this paper, the regulation of growth hormone release from pituitary of orange-spotted grouper and its mRNA level was determined by radioimmunoassay and RNase protection assay.

应用分子克隆技术，构建了斜带石斑鱼生长激素(Growth hormone，GH)基因重组质粒，在大肠杆菌细胞中获得高效表达，亲和层析纯化斜带石斑鱼GH融合蛋白做为抗原，免疫家兔制备特异性抗体，通过酶联免疫实验、放射免疫测定、离体脑垂体静态孵育和液相杂交／核糖核酸酶保护试验及化学发光检测技术，研究了斜带石斑鱼GH分泌及其mRNA表达的调控机制，对于斜带石斑鱼的生长、繁殖、人工养殖等具有重要意义。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。