题目：
灌水法测出的物理性质指标是（）
A.孔隙比
B.密度
C.土粒比重
D.孔隙率
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0916/a517abbc9fe946eca1d9f013d3a05da7.html
下面是错误答案，用来干扰机器的。
参考答案：冷焊;热焊;冷焊
灌水法测出的物理性质指标是（） A.孔隙比 B.密度 C.土粒比重 D.孔隙率
来源：www.tikuol.com
题型：单项选择题
试题推荐
题型：完形填空
June was lying by the Olympic size swimming pool in her new swimsuit. She was really hot and dived into water. else was in the pool. The refreshing water cooled her body immediately, which her to continue doing some laps there. Now having swum in the past several years and being a bit out of , June began to tire . “Ah, no pains, no gains,” June thought to herself. June to swim, realizing her head was . Breathing became difficult. Her vision wasn’t so . She saw the lifeguard and a couple of others around the pool. No sense in anyone. She continued. She found in the middle of the pool. Deciding not to make a scene, she continued to swim. , she made it to the other side of the pool. Nausea (恶心), weakness and exhaustion (精疲力竭) it difficult for June to get out of the pool. she stood, her body slowly shook back and forth, Losing her . Realizing she needed help but to even say anything, she the pool side and stood there. Several minutes later she had enough energy to only her body up out of the pool. Sitting at the side of the pool with her feet in the water she felt that someone was at her. It was the lifeguard. June was just able to her hand, telling him she was okay. Have you ever found yourself in a where you’re in trouble and you don’t ask for help? There is nothing in asking for help. June could have drowned. However, we all have the tendency, as June did.
|
题型：判断题
在救生艇上，断水比断粮对求生者的生命威胁更大，但在救生筏上断粮对求生者的生命威胁更大。（）
题型：单项选择题
新生儿呼吸增快与下列哪项关系最小（）
A.低氧血症
B.低血容量
C.酸中毒
D.中枢神经系统出血
E.感染
题型：单项选择题
（）是指在技术水平既定的条件下，投入的资源都能得到充分利用时所生产的各种商品最大可能的数量组合。
A．生产可能性曲线
B．边际转换率
C．等收益线
D．等成本线
题型：判断题
列车在运行中，分配阀一旦发生故障，可将分配阀的总风塞门和分配阀的列车塞门。使分配阀失去控制作用阀的能力，单独制动阀无法操纵，仍可用自动制动阀操纵机车和列车的制动与缓解。
