测定...的时间

Methods Human luteinized granulosa cells were isolated from follicular fluid obtained during oocyte retrieval of IVF-ET program and were cultured with M199 media plus various concentration of follicle stimulating hormone (FSH, 0% 0.5% 5% 10% 25% 50) or human chorionic gonadotropin(hCG, 0% 5% 10% 50% 75% 100IU/ml). The media were collected and PAPP-A in the media were measured by time-resolved fluoroimmunoassay.

将来自体外受精—胚胎移植的卵泡黄素化颗粒细胞分离纯化后，利用不同剂量促卵泡激素(FSH，0、0.5、5、10、25、50)或人绒毛膜促性腺激素(hCG，0、5、10、50、75、100IU／ml)刺激体外培养的颗粒细胞，收集培养液，采用时间荧光免疫分析法测定培养液中PAPP-A的量。

In the measurement of the hydroxyproline in the collagen,the traditional acid hydrolysis method is that under 110 ℃ the animal organism is hydrolyzed with 6 mol/L HCl,for 24 h.

在胶原的羟脯氨酸测定中，传统的酸法水解是在110℃下使用6 mol/L的HCl消解24 h，其操作步骤繁琐且所花时间较长。

Reduction photometry of Tin chloride and ammonium molybdate spectrophotometric method is two main methods of the determination of total phosphorus in water.

氯化亚锡还原法和钼酸铵分光光度法是测定水中总磷的两种主要监测方法，本文通过试验分析得出两种方法的最佳显色时间分别是15-30分钟和10-30分钟，且钼酸铵分光光度法的显色较稳定等结论。

Results showed that total plate count of cooled pork treated with lactic acid and citric acid decreased by 1.8 cfug^(-1), 1.5lg cfug^(-1) than that of the control, respectively when stored at the temperature of 4℃ for 7 days.

通过对不同贮藏时间的冷鲜肉中微生物数、挥发性盐基氮、pH值的测定和感官分析，研究复合有机酸对冷鲜肉的保鲜作用。

The recovery time in discriminating a 6' gap of Landolt Ring after abrief intense light was measured for dark-adapted eye of 11 male subjects withnormal vision.

在暗适应条件下对11名正常视力的男性受试者测定了进入眼内的闪光能量与恢复时间的关系。

Latest researches in the catalysts for synthesis of carbamate by ammonolysis of dimethyl carbonate;2. Progress in the catalysts for synthesis of carbamates by ammonolysis of dimethyl carbonate;3.4,4′-Methylene diphenyl carbamatewas synthesized by ammonolysis of dimethyl carbonate, a substitute of phosgene, and 4,4′-diaminodiphenyl methane with anhydrous zinc acetate as catalyst.

用碳酸二甲酯代替光气，以4，4′-二氨基二苯基甲烷为原料，在无水醋酸锌催化剂的作用下，经胺解反应合成了4，4′-二苯甲烷二氨基甲酸甲酯；测定了MDC的熔点；采用傅里叶变换红外光谱和氢核磁共振对产品结构进行了表征；考察了反应温度、DMC用量、反应压力、反应时间、催化剂用量对MDC收率的影响。

The correlation between 20m-walking-time, difficulty points and dependency mark of functional performance and isokinetic parameters of knee extensors and flexors (66 limbs, 33 knee OA patients) were analyzed.

等速测定66个膝关节骨关节炎肢体（33例患者）的肌肉功能，分析其肌力参数和20m步行时间及行为的困难程度与依赖程度之间的相互关系。

The color fading reation on potassium bromate with Victoria green stand G by the catalysis of nitrite in hydrochloric acid medium was studied.

采用流动注射技术与催化光度法相结合，研究了亚硝酸根催化溴酸钾氧化维多利亚绿G的高灵敏度褪色反应，用自制的微机化流动注射分析仪能准确控制时间，优化了实验条件，建立了测定痕量亚硝酸根的流动注射催化光度方法。

Methods After injecting different doses of cephalosporins(100, 200, 300, 400μg) into vitreous body of rabbits, we studied the active change of retinal enzymes at different time and observed the histological and ultrastuctural changes of retinae.

方法以不同浓度的先锋霉素Ⅵ（100，200，250，300，400μg）行兔眼玻璃体腔内注射，用酶组织化学染色法测定注射后不同时间（1，3，7d）视网膜琥珀酸脱氢酶和乳酸脱氢酶活性的变化，并观察对视网膜组织结构及超微结构的影响。

By using the basic principle of soil hydrodynamics,this paper designs the indoor experiment of soil water infiltration under surge furrow irrigation ,and in the light of the influence of the different water-supplying times,circulating ratios and periods on the soil water infiltration process,determines some parameters related to the soil water movement.

应用土壤水动力学的基本原理，设计了波涌沟灌条件下水分入渗的室内试验，针对不同供水时间、循环率及周期对土壤水分入渗过程的影响，测定土壤水分运动有关参数。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。