The first beat of induced tachycardia was with a narrow QRS and the subsequent beats with wide QRS identical to that during atrial pacing.

The changes of DNA contents in buds took on double peak curve and the first peak occurred at the later period of physiological differentiation and the second at the period when most of stamen and pistil had started differentiation.

整个分化期芽中DNA含量变化呈双峰曲线，第1个高峰在生理分化后期，第2个高峰出现在大部分雌蕊、雄蕊进入分化时；

Fire stimulated herbages reviving and made it be earlier 6 days in the first growth season, but it had no difference in the second and third growth season;

3a观测结果表明，草原火刺激牧草返青，使牧草在火后第1个生长季内提前6d返青，但第2、3个生长季无差异；

Three storage temperatures made highly significant ( P < 0.0l) loss of vitamin A in1% premix after a month storage.

1%预混料在低温、室温和高温贮存条件下，维生素A的损失率除了在第1个月外，其它各月份都差异极显著（P＜0.01）。

Further purification by Sepharose-4B gel filtration and DEAE-52 anion exchange chromatography showed that the Ig from both of the columns all presented in the first protein peak.

而在Sepharose-4B凝胶柱和DEAE-52阴离子交换柱层析纯化的Ig均出现在第1个蛋白质峰。

The two groups before treatment and after treatment and follow-up after 1 month the difference between groups were compared and found no significant difference ( P 0.05), shows similar efficacy both groups.

两组治疗前与治疗后及随访第1个月后的差值分别进行组间对比，发现差值无明显差异（P0.05），说明两组近期疗效相近。

Children born today can expect to live well beyond 80 years, even if the claim by Peter Thiel and Aubrey de Grey that the first 1,000-year man is already alive is optimistic.

即便企业家彼得•蒂尔（Peter Thiel）和学者奥布里•德格雷（Aubrey de Grey）宣称第1个能活到1000岁的人已经出现的说法过于乐观，但可以预计，今天出生的儿童的寿命将远不止80岁。

Two peaks are found in distribution curves of the coal char pore specific surface area and pore volume;

实验发现半焦的孔比表面积和孔容积分布曲线存在2个明显的峰值，第1个尖峰对应的孔径稍小于2nm，说明微孔的比表面积大大增加；

The first 24 hours was the lag phase, the second to seventh 24 hours were the Log phase by the growth curve.

细胞接种后第1个24h为细胞潜伏适应期，第2~7个24h生长曲线基本为线性曲线，是细胞的对数生长期。

The APACHE III Score and MODS score were recorded after the first 24 hours of ICU admission and then daily for two weeks or until either discharge or death.

PCT在动脉血样本中检测，记录患者入院第1个24h后APACHE III和MODS评分，连续2周每天记录1次或直到患者出院或死亡。

As the first prototype of marine XML data integration system in China, the purpose of designing and implementing this system is to promote the research and development of marine XML in our country.

作为国内海洋XML数据集成的第1个原型系统，旨在推动我国海洋XML的研究和开发工作。

A spot check Was made in random in 100 patients in the department of obstetrics and gynecotokology who were admitted in our hospital just now.

随机抽查100例新入院妇产科病人，进行第1个24h、第3个24h尿常规检验，并结合临床症状进行诊断。

Maintenance of blood volume: In the first 24 hours, the fluid intake was kept at 0.5-1. 0ml · kg (-1)/ h at slightly less intake than output so as to keep the patients in mild dehydration.

方法：①注重血容量的补充，术后第1个24小时液体的入量为0.5～1.0ml·kg￣（－1）／h，出量稍大于入量，使病人处于轻度脱水状态。

Methods 39 patients harboring 40 aneurysms treated with 3D-GDC embolization was reported.

方法采用3D-GDC作为第1个弹簧圈栓塞治疗的39例40个动脉瘤；

All patients were assessed with the scale of Functional Comprehensive Assessment ( FCA), at the entry and the end of 1st month, respectively, after stroke.

对每例样本在入选时（V0）和发病后第1个月（V1）分别采用功能综合评定量表进行评价。

This research intended to construct eukaryotic expression vector with a site-directed mutation of porcine MSTN propeptide gene, and verify its expression efficacy in C2C12 cells.

本研究旨在克隆通城猪含有第1个内含子的MSTN前肽基因，构建真核定点诱变载体，并通过转染C2C12细胞验证载体表达的有效性。

The first POPs' variance is 18.2% and the period is about 2 years.

第1个POP对占东部夏季降水TBO总方差的18.2%，循环周期约为2年。

The difference of the percentage of pollen moisture between 1 hour treatment and pretreatment is statistically significant up to 1%. The pollen tended to lose water smoothly after being dried 2 hours.

干燥处理第1个小时，花粉水分散失最快，其花粉含水量与处理前花粉含水量比较的差异达1%极显著统计水准，而处理2h后花粉水分散失趋于平缓。

The first cycle is from early June to mid-July and the center of precipitation and lower-level west wind is mainly located between 5 °-10 ° N.

第1个循环是从6月初到7月中旬，降水与低层西风的中心主要位于5°~10°N。

The weekly makes a feature of economic problems.

该周以经济问题作为号召.

Employees are encouraged to purchase shares in the firm.

该企业号召职工购买其股票.