图示两条曲线分别表示在相同温度下氧气和氢气分子的速率分布曲线.如果和分别表示氧气和氢气的最概然速率，则（）（答案选D） <img src='\"http://p.ananas.chaoxing.com/star3/origin/5733f00ae4b0809f24191305.jpg\"title=\"1.jpg\"style=\"float:left;\"/'/>
图示桁架,零杆的数目为:()。<img src='https://img2.soutiyun.com/shangxueba/ask/2021-11/18/610/20211118110717736.png' />
图示结构K截面弯矩MK为()。<img src='https://img2.soutiyun.com/shangxueba/ask/2021-11/18/666/20211118111124101.png' />
图示机构中()虚约束。<img src='https://img.soutiyun.com/ask/zq/20210725/996075772910671.png' />
图示左侧电路的等效电路是哪个电路？（）<img src='https://img2.soutiyun.com/shangxueba/ask/18069001-18072000/18071295/2015102715462316395.jpg' />
图示桁架有几根零杆()<img src='https://img2.soutiyun.com//1/2021-05-13/989774419893367.png' />
图示结构的超静定次数为()。<img src='https://img2.soutiyun.com/1/2021-03-11/984326378977064.jpg' />
图示轴向拉(压)杆1-1截面的轴力为()<img src='https://img.soutiyun.com/ask/zq/20210710/994776045022345.png' />
图示结构,截面C的弯矩为()。<img src='https://img2.soutiyun.com/shangxueba/ask/2021-11/18/250/20211118110634160.png' />
图示体系为()。<img src='https://img2.soutiyun.com/shangxueba/ask/2022-04/15/915/20220415152954904.png' />
图示组合结构，不计杆质量，其动力自由度为：()。<img src='https://img2.soutiyun.com/1/2021-04-07/986666180871239.jpg' />
设图示的两条曲线分别表示在相同温度下氧气和氢气分子的速率分布曲线；令<img src='https://img2.soutiyun.com/shangxueba/ask/21060001-21063000/21061703/661a3aa-chaoxing2016-508765.png' />和<img src='https://img2.soutiyun.com/shangxueba/ask/21060001-21063000/21061703/4b52ff9-chaoxing2016-508766.png' />分别表示氧气和氢气的最概然速率，则<img src='https://img2.soutiyun.com/shangxueba/ask/21060001-21063000/21061703/85642dd-chaoxing2016-508767.png' />
图示7所指部位()<img src='https://img2.soutiyun.com/shangxueba/ask/18621001-18624000/18623454/2014052210285693252.jpg' />
图示结构中，a杆的轴力为：（）<img src='https://img2.soutiyun.com/shangxueba/ask/17733001-17736000/17734986/2015102815093170242.jpg' />
图示体系为() 。<img src='https://img2.soutiyun.com/shangxueba/ask/2021-10/30/254/20211030142100599.png' />
题图示电路中，I5等于()<img src='https://img2.soutiyun.com//1/2021-05-26/990874546252889.png' />
图示体系为（）。<img src="https://img2.soutiyun.com/shangxueba/askkp/2022-05/31/1420/20220531162116620.png" alt=""/>
我国是世界上受台风影响最大的国家之一，右图是我国沿海某城市在一次台风天气过程中的风向和风力变化图。风杆（长线段）上绘有风尾（短线段）的一方指示风向。每一道风尾表示风力2级，一个风旗表示风力8～12级。读后回答下列小题。<img src='https://img2.soutiyun.com/shangxueba/ask/18417001-18420000/18418944/2015121610293045795.jpg' />在图示天气过程中．台风中心的移动方向是（）
不计杆的分布质量，图示体系的动力自由度为()。<img src='https://img2.soutiyun.com/1/2021-04-07/986665887381569.jpg' />
在图示连续梁中，对结点B进行力矩分配的物理意义表示()。<img src='https://img2.soutiyun.com/shangxueba/ask/2022-04/26/365/20220426111215399.jpg' />
图示桁架B点竖向位移（向下为正）△<img src='https://img2.soutiyun.com/shangxueba/ask/17727001-17730000/17727028/2015102815202050082.jpg' />为：（）<img src='https://img2.soutiyun.com/shangxueba/ask/17727001-17730000/17727028/2015102815201840985.jpg' />
图示梁中C截面的弯矩是()。<img src='https://img2.soutiyun.com/shangxueba/ask/2021-11/18/714/20211118110911703.png' />
图示景观分布的省级行政区及简称对应正确的是()。<img src='https://img2.soutiyun.com/1/2021-04-08/986729307920011.png' />
图示结构杆端弯矩MBA(设左侧受拉为正)为:()。<img src='https://img.soutiyun.com/ask/zq/20210712/994934448215668.png' />
