对感染性休克病人补充血容量应当维持红细胞压积在 A: 0.25~0.30 B: 0.30~0.35 C: 0.35~0.40 D: 0.40~0.45 E: >0.45
对感染性休克病人补充血容量应当维持红细胞压积在 A: 0.25~0.30 B: 0.30~0.35 C: 0.35~0.40 D: 0.40~0.45 E: >0.45
水泥浆中水灰比宜为(),掺入适量减小剂时,水灰比可减小到0.35。 A: 0.35~0.40 B: 0.15~0.20 C: 0.40~0.45 D: 0.45~0.50
水泥浆中水灰比宜为(),掺入适量减小剂时,水灰比可减小到0.35。 A: 0.35~0.40 B: 0.15~0.20 C: 0.40~0.45 D: 0.45~0.50
血细胞比容的正常范围是() A: 男0.50~0.60,女0.40~0.50 B: 男0.30~0.50,女0.25~0.40 C: 男0.40~0.50,女0.37~0.48 D: 男0.60~0.70,女0.45~0.50
血细胞比容的正常范围是() A: 男0.50~0.60,女0.40~0.50 B: 男0.30~0.50,女0.25~0.40 C: 男0.40~0.50,女0.37~0.48 D: 男0.60~0.70,女0.45~0.50
优质碳素结构钢以()表示平均含碳量 A: 阿拉伯数字 B: 0.20% C: 0.40% D: 0.45%
优质碳素结构钢以()表示平均含碳量 A: 阿拉伯数字 B: 0.20% C: 0.40% D: 0.45%
An Iowa paving project requires a water-to-cement ratio (w/c) of 0.45 in concrete due to exposure (freezing and thawing) condition, 0.50 due to sulfate content in soil and ground water, and 0.40 due to the concrete strength requirement. What should be the controlling w/c of the designed concrete? A: 0.45 B: 0.50 C: 0.40 D: 0.48
An Iowa paving project requires a water-to-cement ratio (w/c) of 0.45 in concrete due to exposure (freezing and thawing) condition, 0.50 due to sulfate content in soil and ground water, and 0.40 due to the concrete strength requirement. What should be the controlling w/c of the designed concrete? A: 0.45 B: 0.50 C: 0.40 D: 0.48
临床最常用针灸针的针刺规格是: A: 0.20×40mm B: 0.45×40mm C: 0.30×40mm D: 0.40×40mm
临床最常用针灸针的针刺规格是: A: 0.20×40mm B: 0.45×40mm C: 0.30×40mm D: 0.40×40mm
严寒、寒冷地区公共建筑的体形系数一般应小于或等于多少 A: 0.30 B: 0.35 C: 0.40 D: 0.45
严寒、寒冷地区公共建筑的体形系数一般应小于或等于多少 A: 0.30 B: 0.35 C: 0.40 D: 0.45
称取供试品0.5g,则取样范围为() A: 0.40~0.50g B: 0.45~0.55g C: 0.46~0.54g D: 0.44~0.5g
称取供试品0.5g,则取样范围为() A: 0.40~0.50g B: 0.45~0.55g C: 0.46~0.54g D: 0.44~0.5g
称取供试品0.5g,则取样范围为() A: 0.40~0.50g B: 0.46~0.54g C: 0.45~0.55g D: 0.44~0.55g
称取供试品0.5g,则取样范围为() A: 0.40~0.50g B: 0.46~0.54g C: 0.45~0.55g D: 0.44~0.55g
主轴颈中心线应与曲轴颈中心线不平行度不准超过mm/m() A: 0.10~0.20 B: 0.20~0.30 C: 0.30~0.40 D: 0.40~0.50
主轴颈中心线应与曲轴颈中心线不平行度不准超过mm/m() A: 0.10~0.20 B: 0.20~0.30 C: 0.30~0.40 D: 0.40~0.50