We have a weight on the piston, and that weight is chosen so that p2 it acts as though p external is equal to p2.
让活塞上放一重物，让它的效果刚好,等同于外压强。
Results They had a facilitation on body weight, brain weight, cerebral cortex thickness and forage transportation rate. There was a significant difference compared with the control group (P<001);
结果：生脉饮及其成分对小鼠体重、脑重、大脑皮层厚度及饲料转化率有促进作用，与对照组比较有显著差异（P <0 0 1） ；
Methods Compare the radiographic operation method, the image and the film success ratio of the original P-A Merchant view with those of the standing weight-bearing Merchant view.
方法通过对常规俯卧后前髌骨轴位和站立负重髌骨轴位的投照方法得出的影像及照片成功率加以对比。
The intake of the human milk had a positive influence on the levels of serum IGFI when the gestational age, birth weight, the mean energy and protein intake were at the same levels (P<0.05).
早产儿在出生体重、胎龄、摄入的蛋白质和能量的量同等的情况下，摄入母乳量对血清IGFI质量浓度有正性影响（P<0.05）。
The theoretical analysis and a case study show that the joint-cooperation multiobjective management model and the fuzzy-weight interaction balance method are more universal and p...
实例计算与分析论证表明，所建立的模型和提出的方法具有实用性和通用性。
The theoretical analysis and a case study show that the joint-cooperation multiobjective management model and the fuzzy-weight interaction balance method are more universal and p...
实例计算与分析论证表明，所建立的模型和提出的方法具有实用性和通用性。
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