5h

Results : The effective preventive times are 6 . 5h .

结果：对人体有效保护时间6.5h。

Effective duration times after treatment are generally over 5h .

夏子街原油经强磁处理后，有效持续时间一般可达5h以上。

Fitness Study for 2 × 10 5h Design Life of High Temperature Components in Utility Boiler

电站锅炉高温部件2×105h设计寿命研究

Time of heat treatment is 5h .

热处理时间5h。

Its optimum sintering temperature is 1550 ℃, holding time 1 . 5h .

其最佳烧结温度为1550℃，1.5h。

And holding time for heating is 5h .

反应保温时间为5h。

The results showed that all parameters had not marked changes 5h and 48h after injection ;

结果表明，静脉注入油酸后5小时的血液表观粘度、血浆粘度、红细胞压积及TK值均无明显变化；

The reaction temperature is 150 ℃ and the reaction time was 5h in the end capping reaction .

封端反应中，反应温度150℃，反应时间5h；

Extraction time is 5h ;

浸提时间为5h；

Preparation of CuSO 4 · 5h 2O by using waste Cu Zn Al catalyst

由废Cu-Zn-Al催化剂制备硫酸铜

Screening the extraction time were optimized experimental conditions , results showed that the distillation time was 5h would be more appropriate .

通过对提取时间的筛选优化实验条件，结果表明蒸馏5h较为合适。

The afterglow lasts for 5h including initial rapid decay and following slow decay processes .

样品的发光衰减是由初始的快衰减和随后的慢衰减构成，余辉时间为5h。

The recovery was 65 % ~ 120 % , and the period of separation was 5h .

回收率65%～120%，分离周期5h。

After 5h suspending in KI aqueous solution , 1 turned into blue black .

我们把1浸泡在KI水溶液中，5小时后变为蓝黑色。

TGEV was detected by RT-PCR 5h earlier than by indirect competitive ELISA .

RT-PCR方法比间接竞争ELISA要早近5h检测到TGEV。

The adhesive has good thermal-stability and mechanical property after curing at 130 ℃ for 5h .

胶黏剂力学性能研究结果表明该体系在130℃固化5h，具有良好的耐热性和力学性能。

High temperature ( > 30 ℃) and sunlight deficiency ( < 5h ) would decrease the rice seed setting rate remarkably ;

孕穗、抽穗期的高温（>30℃）及光照不足（<5h）会显著降低水稻的结实率；

Application of 5-Alkoxy-2 ( 5H ) - furanone in Organic Synthesis

5-烷氧基-2（5H）-呋喃酮在有机合成中的应用

Results reveal that the optimized sintering times for the conventional and secondary gel technique were 10h and 5h , respectively .

实验结果表明，对于传统凝胶工艺，最佳的烧结时间为10小时。

Pure TiO2 thin film can be entirely wetted by water after UV illumination for 5h and shows good hydrophilicity .

在紫外光照射下，TiO2薄膜表现出明显的亲水性。

If coliform existed in water are detected by PCR , the time needed would be very less and only around 4 ~ 5h .

应用PCR法检测饮用水中的大肠杆菌，检测时间短，只需（4～5）h左右；

At 5h after the last treatment , blood and pancreas were taken to determine insulin ( Ins ) and islets .

末次给药后5h摘眼球采血、取胰腺，用于胰岛素的测定及观察药物对胰岛损伤的保护作用。

The Ag / TS-1 catalysts were calcined at 450 ℃ in air for 5h .

Ag／TS-1催化剂在450℃空气中焙烧5h。

Under the case of the aging time over 0 5h , the strength and elongation of the alloy are decreased with increasing the aging time .

时效时间大于05h时，随时效时间的延长，合金的强度与延伸率均下降。

The optimal technology of CaB 6 synthesis is 2 5h holding time at 1400 ℃ under 10 2 Pa vacuums .

反应合成CaB6粉末的优化工艺是在10-2Pa的真空条件下，1400℃保温25h。

Chitosan density 0.050 % , 0.045 % , 0.030 % get to optimal effect each after lh , 5h , 12h .

浓度为0.050%、0.045%和0.030%分别在1h、5h和12h后达到最佳效果。

Synthesis of Apple Ester-B by Using Solid Acid SnCl_ 4 · 5H _2O / C as Catalyst

以固体酸SnCl4·5H2O/C为催化剂合成苹果酯-B

But compared to that in control group , the bladder contracting pressure in experimental group recovered at 5h postoperatively ( P < 0 05 ) .

术后5小时吗啡组的膀胱收缩压恢复明显高于对照组（P<005）。

Polyaniline with high conductivity and high product yield was obtained by polymerized at low temperature for 5h when aniline / APS is 2:1 .

当苯胺和过硫酸铵的配比为2：1左右，在低温下聚合约5小时，可以得到导电率和产率均较高的聚苯胺。

The cyclization reaction temperature was 195 ° C and this temperature was maintained for 5h , the yield of succinimide was good .

环合反应温度为195°C，然后在此条件下保温5h是较好的工艺参数；能获得高产率的丁二酰亚胺。