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time.h的意思
1、时间函数
time.h的双语例句
1、The optimum technological parameters were: gas/ water ratio 2 ∶ 1, hydraulic retention time 12 h, and optimum backflush interval is 5~ 6 days.
最优滤池运行参数为气水比2∶1，水力停留时间12h，反冲洗周期5-6d；
2、The effect of temperature and time on H 2O 2 bleaching of wheat straw soda AQ chemical pulp was investigated.
探讨了漂白温度及时间对麦草化学浆H2O2漂白的影响。
3、The results of experiments show the best condition of pectase analysis was to add the amount of the pectase ( 0.037%), temperature 40 ℃, time 4 h;
通过拟水平均匀试验优选出最佳工艺条件：果胶酶水解的最佳条件为：加酶量0.037%，温度40℃，时间4h；
4、The results showed that the best preparation conditions for photocatalyst were: heat-treatment temperature 450 ℃, heat-treatment time 4 h, coating layers 5.The optimal bias was 2.0 V.
实验结果表明催化剂最佳制备工艺条件为焙烧温度450℃、TiO2镀膜涂覆5层、焙烧时间4h。外加2.0V阳极偏压时，催化降解效果最好；
5、And the optimal culture conditions were seed incubation time 8-12 h, inoculation ratio 6%, culture volume 25 mL, pH 7.5, fermentation temperature 40 ℃ and fermentation time 25 h.
产酶条件为：菌种种龄8～12h、接种量6%、装液量25ml、pH7.5、培养温度40℃、培养时间25h。
6、The study process of cationic starch ether was introduced in this paper. The ideal conditions are: reaction time 7.5 h~ 8 h, reaction temperature 50 ℃.
介绍了阳离子淀粉醚的研究过程，理想反应时间为7.5h～8h，反应温度为50℃。
7、The single factor experiment obtains the synthesis optimum condition is: Temperature 30 ℃, time 3 h, initiator amount used 0.1%, monomer density 15%;
单因素实验得出合成最佳条件为：温度30℃，时间3h，引发剂用量0.1%，单体质量分数15%；
8、This paper deals with diffusible hydrogen content ( H Do) of electrode deposited metal and the relationship between H D and diffusible time ( H D escape characteristic).
采用酒精法测量扩散氢，研究了焊条熔敷金属扩散氢含量以及在测氢过程中扩散氢逸出量与逸出时间的关系（逸出特性）。
9、The results showed that, The optimum extraction condition was obtained as follows ∶ solid-liquid 1 ∶ 50, extracting temperature 90 ℃, ethanol concentration 40% and extracting time 2 h;
结果表明，荷叶黄酮最佳提取工艺参数为：固液比1∶50，提取温度90℃，乙醇体积分数为40%，提取时间2h；
10、Results show that the best extraction condition is temperature 80 ℃, time 8 h, and the recovery rate is 1.62%.
结果表明裙带菜褐藻糖胶的最适提取温度为80℃，时间为8h，在最适条件下的得率为1.62%。
11、Reaction temperature 60~ 80 ℃ and reaction time 2 h for cupric sulfate production.
硫酸铜生产过程中，反应温度为60～80℃，时间2h。
12、Reliable reaction condition has been developed for acidic hydrolysis of ginkgo extract: the reaction temperature is 70~ 71 ℃, reaction time 4 h and stirred at a low velocity.
提出了定量分析银杏提取物中黄酮甙含量的酸水解反应条件：反应液温度70～71℃、反应4h、低速搅拌。
13、The obtained optimum conditions of synthesis were hydrolysis temperature 85 ℃, hydrolysis time 3 h, and the hydrolytic reagent 8wt% NaOH.
实验证明最佳合成条件为：水解剂为质量分数8%的NaOH，水解温度85℃，水解时间3h。
14、The results showed that the better immobilization conditions were as follows: reactive solution pH 7.0, reactive temperature 37 ℃, reactive time 6 h, potassium phosphate buffer 0.1%.
实验结果表明：反应液pH值7.0，反应温度37℃，反应时间6h，磷酸盐缓冲液0.1%的条件下，固定化细胞具有较高的GSH合成酶活力。
15、Preservation temperature of blood at 4 ℃ and preservation time 4 h;
血液的保存温度确定为4℃；血液的保存时间确定为4h；
16、Optimum extraction condition of this extract is: 95% ethanol as solvent, ratio of material to solvent 1 ∶ 10, soaking time 18 h, extraction rate 21.42%.
采用冷浸提取时，核桃叶中抗TMV活性物质提取的优化条件是：以体积分数95%乙醇为提取溶剂，料液比1∶10（g∶mL），提取18h，得率21.42%。
17、An improvement on the error bound for time domain h ∞ interpolatory algorithms
对时域H~∞插值算法误差上界的改进
18、And the optimal reaction conditions as follows: pH 7.0, temperature 50 ℃, reaction time 2 h and enzyme concentration 0.10%.
最佳水解条件为：pH7.0、温度50℃、时间2h、酶浓度0.10%。
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