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The left ventricular ejection fraction and stroke volume were measured by Simpson method of automatic tracking endocrinal. Results Vs and SRs of GI were significantly lower (P.05) than those of the control group, and Vs, SRs and ε of GⅡ were lower (P.05) than those of GI.

结果 病变Ⅰ组23例各节段左心室最大纵向运动速度、应变率均明显低于对照组(P.05)，病变Ⅱ组10例各节段最大纵向运动速度、应变及应变率均明显低于Ⅰ组(P.05)；组间左心室射血分数、每搏量差异均无统计学意义。

The calculated results showed that the structural energy and atom binding energy of α-Zr are lower than those of α-Mg,and the Mg/Zr interface energy is lower than the surface energy of Mg,which,in an energetical point,explains the experimental phenomenon.

采用递归法计算了α-Mg与α-Zr的结构能、原子结合能，Mg/Zr界面能与Mg/液态Mg界面能，Mg中Zr及Zr中Fe，Mn，Si等杂质原子相互作用能。

Calyx tube present, obconic, adnate to ovary for lower 1/2-2/3 (i.e., flowers epigynous), with free sepal lobes and petals spreading from rim, ovary semi-inferior, lower 2/3 or more enclosed in adnate calyx tube.

萼筒礼物，倒圆锥形，贴生于子房为更低的1/2-2/3，从凸缘，子房半下位，在贴生的萼筒里的更低的2/3或更多内藏平展的具离生萼片裂片和花瓣。

In the present study, head-down tilt bed rest was used to simulate microgravity. We observed and compared the effects of lower limb muscular exercise with bicycle ergometric exercise during 30 days of -6°HDT bed rest on the responses of lower limb muscle and cardiovascular systems.

采用何种体育锻炼方法才能够最有效地预防和对抗航天失重环境对机体的影响，仍然是航天医学所面临的主要问题之一。

The subjects in the lower limb muscular exercise group performed exercise with a lower limb muscular exercise and the subjects in the bicycle ergometric exercise group performed exercise with a bicycle ergometric exercise during HDT bed rest.

对照组仅-6°HDT卧床30 d，不进行任何处理，下肢肌力训练组和自行车功率计训练组在30 d卧床期间分别进行下肢肌力训练和自行车功率计训练。

Moreover, lower age, lower grade, and better performance record were the pro tection factors to depression.conclusions depression has an ob viously correlati on with sex, grade, age, family income, performance record and weight status ass essed by self reporting respectively among junior high school students.

初中生抑郁情绪与性别、年级、年龄、家庭经济状况、学习成绩和体重自我评价存在相关。

By the two steps, distract and correct the knee flexion at 0 degree to form knee joint with caput fibulae and lower femur and to fit the lower limb brace which can stahilize the knee joint after the llizarov apparatus is disassembled.

结论膝关节牵伸技术，可有效的矫正先天性胫骨缺如伴发的屈膝畸形，安装带膝关节铰链的牵伸器，可将腓骨头与股骨下端控制于中直位，在长期生理性行走应力的刺激下，腓骨发生了胫骨样的变化，可发育成具有类似膝关节形态的结构，整个患肢由于正常的行走使用而得到良好发育。

The primary face 9 b of the upper blade 9 and the secondary face 10 a of the lower blade 10 are directed frontward and the secondary face 9 a of the upper blade 9 and the primary face 10 b of the lower blade 10 are directed rearward.

主要面对九月的B上刀片九和中学，面对10的低刀片10是针对frontward和中学面对9 1的上部叶片9和小学，面对10的B较低的叶片10是针对靠后。

The lower degrees of mantle melting of the HT and LT2 lavas may be the result of a relatively thicker lithosphere and lower geotherm.

HT和LT2熔岩的地幔熔融程度较低，可能是与地幔柱边部的岩石圈相对较厚和地热较低有关。

Result The ordinary broad sense heritability rates of various traits were at extremely significant level, specially, that of bell weight, lint percentage, top stem thickness were more than 50% and that of the ginned cotton output per plant, bells per plant, plant height, stem thickness of cotyledon node were lower. The ordinary narrow sense heritability of the ginned cotton output per plant and bells per plant were 24% and 25% resp. and that of bell weight and lint percentage etc. were lower or zero.

结果］各性状的普通广义遗传率均达极显著水平，特别是铃重、衣分、顶部茎粗的普通广义遗传率达50%以上，单株皮棉产量、单株铃数、株高、子叶节茎粗普通广义遗传率较低，单株皮棉产量和单株铃数的普通狭义遗传力分别为24%和25%，铃重、衣分等性状的普通狭义遗传力较低或为0。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。