期约

Its shelf life at 25 ℃ storage temperature and when tryptophan content decreases by 20% is estimated to be 1.5a by chemical dynamics method.

用化学动力学方法预测本品在贮藏温度25℃时，色氨酸含量下降20%之有效期约1.5a。

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The development phase of proembryo was about 30 days, young embryo 40 days and mature embryo 60 days.

原胚期约30天，幼胚期约40天，成熟胚期约60天；

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From 1470 to 2002, the low water period from 1922 to 1932 appeared 7 times, the recurrence intervals is about 70-80 years;

序列1470～2002年中，1922～1932年连续11年的枯水段出现了7次，重现期约70～80年；

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At maturity, the fish can be about 7.9 mm in length.

这种鱼在成熟期约长7.9毫米。

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The corrected age results of the lower unit show a climate shift from wet into dry at about 45 ka ago in this area.

校正后下部盐层的年龄说明该地区气候由湿润变为干旱期约发生在距今45ka。

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The period down through the tree is about 87 days;

下树历期约为87d；

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The results of the studied on the grouting character of Hua'an 3 indicated: its period of grouting was about 40 days. The time of the fastest grouting was from 14-21 days after start heading.

华安3号灌浆特性表现为：灌浆期约40d，灌浆强度最大的时间是始穗后14-21d，籽粒增重相对整齐。

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Results The major clinical symptoms of PLC were progressive dyspnea with a shot survival period of about 6 months.

结果8例肺淋巴管癌病均表现为进行性呼吸困难，平均生存期约为6个月。

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It is characterized by high automaticity, safety and reliability, simple operation and low maintenance expense.

近一年来运转正常，该气柜自动化程度高，安全可靠，操作简单，维护费用低，投资回收期约1.5年。

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Results The injection was stable when its pH was neutral, and it was insensitive to light radiation, the storage time was forecasted as 3 years.

结果其注射液在pH值为中性时比较稳定，光照无影响，有效期约3年。

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The results were as followings: The single flowering period is from 11 to 13d, the best pollination period of female flower is about 7d, during which we found pollination drop in room but none in field.

结果如下：毛乌素沙地天然臭柏种群的单花花期一般为11～13d，雌球花最佳可授期约为7d左右，可授期雌球花产生传粉滴而野外并未发现。

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Experimental Study on Antimalarial Action of Alcohol Extract from Chrysanthemum; Effect on P. Yoelii in Erythrocytic Stage

菊花乙醇提取物抗疟效应实验研究（一）&对红细胞内期约氏疟原虫的效应

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The results showed that activation of LPS could not only prolong the freshness period of the raw milk for about 4.5 hours, but also had no influence over its nutrition composition including protein, fat, nonfat milk solid and amino acids when the temperature was 30 centigrate.

结果表明，在30C温度条件下，激活的LPS不但可延长生牛乳的保鲜期约4.5h，而且对乳蛋白、乳脂、非脂乳固体及各种氨基酸的营养成分均没有影响。

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The tillering time of semi-winter varieties ( included weak spring varieties) Iastad about 66~ 75d.

半冬性品种（包括弱春性品种）.其分蘖期约66～75d，占全生育期的37%～42%，其中有效分蘖期占13%～19%。

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The practical leaf growing period ( reaching 99% of the potential leaf area) was about 36.8 days.

达到最终叶面积99%的实际生长期约需36.8d。

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Adults appear from early June, early September finally see, the occurrence of about 90 days on the peak in mid-July.

6月初成虫开始羽化出土，9月上旬结束，发生期约90天，高峰期在7月上中旬。

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Physiological maturity of seeds was at 42 days after pollination ( DAP).

玉米种子的生理成熟期约为42DAP（授粉后天数）。

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The results showed that the revamping could save steam 2-3 t/ h, circulating water 170 t/ h and had good creat direct economical profits. The investment recovery period was about 4 months.

改造后，节约1.0MPa蒸汽2～3t/h，冷却稳定汽油所用循环水流量减少170t/h，直接经济效益233.9万元/a，投资回收期约为4个月。

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11. 5 days of larvae lasted.

幼虫历期约11.5天。

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The results indicate the yield time in the toluene/ benzoic acid oxidation is about two years.

核算结果表明：甲苯法静态回收期约2年左右，在生产规模小时表现出较强的竞争力。

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Lymphocyte transfomation: About 2/ 5 of patients with simple type in stage 1, lymphocyte transfomation was a little lower than normal.

淋巴母细胞转化试验多数正常，单纯型Ⅰ期约2/5转化率稍低于正常。

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This Part will do a cost-benefit analysis and game analysis to reveal the motivation of accounting information disclosure. ( 2) From the perspective of information demands, studying the external driving force of the OTC companies to disclose information.

该部分拟通过成本效益分析和博弈分析，揭示非对称信息条件下有效期约的形成，探求OTC公司信息披露的动机。（2）从信息需求者角度，研究OTC公司信息披露的外在原动力。

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The tentative trail period is one month.

计划试用期约为一个月。

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Zygote has a dormancy period of 5& 7 h.

合子的休眠期约5&7小时。

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Compared with that of common carp under the same conditions, the embryonic development period delayed by 18~ 20 hours and that the time for bladder aired delayed by 38~ 40 hours.

同样温度条件下与鲤鱼的胚胎发育相比，出膜时间约推迟18～20h，鳔开始充气进入混合营养期约推迟38～40h。

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CONCLUSION: APA microencapsules had histocompatibility relatively in vivo and protected pinealocytes in capsule from immunologic rejection of the host. The survival time was about 20 days. During this period cells in capsule maintained activity and MT secretion ability.

结论：APA微囊有一定的组织相容性，对松果体细胞具备免疫保护作用，囊内细胞生存期约为20d左右，该时段内细胞能维持生物活性和MT分泌功能。

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Its residuary toxicity to domesticated silkworm was approximately 10 days.

对家蚕的残毒期约为10天。

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Effects of ketotifen combined with Sulfamethoxine on ultrastructure of erythrocytic stages of Plasmodium yoelii

酮替酚配伍周效磺胺对红内期约氏疟原虫超微结构的影响

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It is concluded that the end of the juvenile phase of petunia is about 6-leaf stage, and the LIP of petunia is 3 weeks.

结果分析表明：‘幻想’矮牵牛的幼龄期约在6片真叶期结束，其限界性诱导光周期为3周。

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The overall 5-year survival rate is 30% for patients who underwent esophagectomy for squamous cell carcinoma, with a median survival of 18 months.

食管癌手术后的五年生存率在30%左右，中位生存期约18个月。

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