常見例句It was multi-factors that attributed to delivering LBW infants. LBW的發(fā)生可能是多因素綜合作用的結(jié)果。While, POR and EY were 14% and 11.52% of LBW respectively. 卵和油所占比例分別為11.;52%25和14%25。Independent t-tests identified that NBW children had more sleep problems than LBW children(t=2.200,P=0.031). 正常出生體重組兒童睡眠障礙為2.;74士2The investigation on the welding of AZ61 magnesium alloy showed that magnesium alloy could be welded by LBW. 采用CO2激光試驗系統(tǒng)對AZ61鎂合金的激光焊接工藝進行了研究。The corrosion resistances of fusion zone and weld decay zone have all decreased after GTAW and LBW process. GTAW焊件在焊道及焊接衰化區(qū)的腐蝕情形會隨著時間增加而加深。Background: Preterm birth and low birth weight (LBW) are major determinants of infant morbidity and mortality. 摘要背景:早產(chǎn)與低出生體重是嬰兒期疾病率與死亡率的重要決定因素。 返回 LBW