Results 71 to 80 of about 12,564 (118)

干湿交替条件下花岗岩崩岗区土壤裂隙发育规律

open access: yesShuitu Baochi Xuebao
[目的] 土体裂隙可以改变土壤结构,降低土体稳定性,进而加速崩岗发育。深入探究干湿交替条件下花岗岩崩岗区裂隙发育规律,具有重要的现实意义。[方法] 以花岗岩坡面土壤的7个样点为研究对象,分别为坡上红土层(US)、坡中红土层(MS)、坡下红土层(DS)、崩壁红土层(RL)、崩壁过渡层(TL)、崩壁砂土层1(SL1)和崩壁砂土层2(SL2),进行干湿循环试验,结合数字图像处理技术对土体表观裂隙进行定量分析。[结果] (1)花岗岩崩岗区土体Rsc、Na和土体破碎化程度随含水量的降低而增加,7个样点的Rsc ...
韩杰欣   +5 more
doaj  

[Interpretation of the "International consensus on early rehabilitation and nutritional management for infants at high risk of neurological impairment"]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Wang J   +5 more
europepmc   +1 more source

[Neurodevelopmental outcomes in different types of neonatal stroke]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Miao JW   +6 more
europepmc   +1 more source

孤独症谱系障碍儿童普通话词汇特点及发展

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2015
摘 要: 【目的】 探索普通话ASD儿童词汇发展过程和发展特点,比较其与发育迟缓的不同之处?【方法】 以深圳市妇幼保健院儿童心理科就诊的31名ASD儿童为病例组,同期就诊的20名DD儿童?健康体检的20名TD儿童为对照组,采用发育月龄匹配?分别对三组儿童进行PCDI词汇量评估,对三组儿童总词汇量?各类词汇量进行独立样本方差分析,将三组儿童总词汇量与适应性月龄进行相关分析?【结果】 PCDI词汇总量ASD组 > TD组 > DD组,但三组差异无统计学意义,名词ASD组 > TD组 > DD组 ...
doaj  

[Bayesian network analysis of harsh parenting, experiential avoidance, and adolescent short video addiction risk]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Lyu LH   +5 more
europepmc   +1 more source

[Oral Health Status of Obese Children andIntervention Strategies]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Cheng R, Lei L, Zhang R, Cai H, Hu T.
europepmc   +1 more source

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