4H

Extraction time 4h at room temperature ;

提取温度：常温；提取时间：4h；

The new factor H4 affecting high jump achievement is found in 4H system .

从4H体系中找到了影响跳高成绩的新因素H4。

The Theoretical and Experimental Study for 4H - SiC Buried - channel MOSFET

4H-SiC隐埋沟道MOSFET理论和实验研究

The best ageing treatment is 480 ℃ , 4h .

最佳时效处理工艺为480℃，4h。

Changes of reg during 4H head - down bed - rest

4小时头低位卧床期间脑阻抗图的变化

Blood samples were drawn at 4h when the dialyzer was at first use .

在透析器首次使用4h后采集血样。

The polarographic wave could be stable in 4h .

极谱波的波高至少稳定4h。

4h after animal modeling , begin to inject the cells into it .

动物模型建立4h后，就可以注射。

There were scattered light stain positive cells in hippocampus at 4h ischemic .

4h组在海马区也可见散在的低染色的阳性细胞；

The soaking seeds time and the budding temperature is 4h , 20 ℃;

浸种时间和催芽温度最佳处理组合为4h、20℃；

The average stages of labor in the experiment group is 4h shorter than that in the control group .

试验组与对照组比较平均产程缩短4h。

The dissolution of the tablets was 100 % within 4h .

在4h内片剂平均累积溶出100%。

Finally , it was sintered for 4h under the conditions of 140 ℃ .

最后在140℃条件下烧结4h。

Calculation of CG coefficient of D_ ( 4h ) ~ 9 magnetic space groups

D（4h）~9磁空间群CG系数的计算

An ab initio study on the high electric field effect on the molecule C 4H 6O

C4H6O分子的强电场效应的abinitio理论研究

All measurement finished in 4h . 3 .

所有测定在4h内完成。

The waterproof property : the watertight time is more than 4h in a static state ;

防水性：静态4小时不透水；

The PCR assay could achieve the result at 4h after drawing blood , but the blood culture method need 7 days .

PCR法可于每次取血后4h获得结果，而培养法需在7天后才能获得结果。

The digestibility of fat was 76.33 % ( 4h ), was much close to the theoretical value .

脂肪消化率为76.33%，与理论值非常接近。

Then react under 90 ℃ for 4h . Content of water is one of the main factors to restrict the synthesis rate .

酯化反应体系中的水分含量是制约合成产率的主要因素之一。

Primary cultured osteoclasts were incubated for 4h and 48h on samples .

原代培养破骨细胞接种在材料表面并培养4h和48h。

Synthesis and Biological Activities of Novel 2 Amino 5 benzylidene 4H imidazolin 4 one Derivatives

新型2-氨基-5-苯亚甲基-4H-咪唑啉-4-酮衍生物的合成及生物活性

Combination of test procedures , this study was to determine the optimal detection time for ESBLs was culture 4h . Conclusion : 1 .

结合检验流程，本研究确定超广谱β-内酰胺酶最适检测时间为菌株培养4h。

Rats in morphine group were killed 4h after the last injection , rats in withdrawal group were killed at indicated time .

吗啡组末次注射吗啡4h后处死，断头取脑。

Also , cyto c was released from mitochondrial to cytosolic after induction for 4h .

杂交可看到SL-1细胞在接种病毒的4h后线粒体中的细胞色素c被释放到了细胞质中，这与很多在哺乳动物细胞中所作的结果是相同的。

In addition , intermittent supplying of 35 % oxygen every 4h could prevent the HAPE of rat effectively as well .

另外，4h间断供给含氧35%气体同样可以有效预防大鼠在6000m出现的高原肺水肿。

Effect of solvents and catalysts on 3 acylated 4H 1 benzopyran 4 ones

溶剂和催化剂对3-酰化苯并吡喃-4-酮合成的影响

The experimental group ( 10 rabbits ) was given intra arterial thrombolytic therapy with urokinase 4h after embolization .

实验组在栓塞后4h经动脉给予尿激酶溶栓治疗。

Heart rate increased at the 4h after CLP and mean arterial pressure decreased significantly at the 6h after CLP .

CLP后4h出现心率增加，6h时平均动脉压开始显著下降；

On Repetitiveness of MOCVD Source Ti ( OC 4H 9 ) 4

MOCVD源物质Ti（OC4H9）4的重复性研究