{{B}}
Who Came First, the Chicken or the Egg {{/B}} I just mailed the chicken and the egg, each in its own separate packaging, and kept careful track of when each shipment was sent from a post office in Cambridge, Massachusetts, and when it later arrived at its intended destination in New York City. in mailing the chicken, I was careful to adhere to the restrictions described in the American Postal Service’s Domestic Mail Manual 57, as updated on April 3, 2003, This, the most recent version of the Manual states that: "Adult chickens must be sent by Express Mail. The containers used must pass the standards in International Safe Transit Association Test Procedure IA; be strong enough to endure normal handling; and ensure enough air for the chickens in transit... The number of birds must not A. It should be made of steel. B. It should be ventilated. C. It should be sufficiently large. D. It should be strong. [单选题]黄系统可以操纵:
A.左和右升降舵 B.左升降舵 C.右升降舵 D.黄系统不操纵升降舵 [判断题]曝气池供氧的目的是提供给微生物分解无机物的需要。 ( )
A.正确 B.错误 [判断题]遥测又称远距离测量,是在离开测量对象的场所进行的测量。( )
A.正确 B.错误 [单选题]独立接入机构应当于正式退出综合前置子系统之日起()个工作日内向人民银行申请注销数字证书。逾期未办理的,由中国人民银行或其分支机构强制注销。
A.3 B.5 C.10 D.15 [单选题]病室最适宜的温度和相对湿度为( )
A.14~15℃,15%~25% B.10~17℃,30%~40% C.20~22℃.40%~50% D.18~22℃.50%~60% E.15~16℃.60%~70% [单项选择]空气采样时要记录气温和大气压力,这两个参数在采样中的作用是()
A. 判断污染物在空气中存在的状态 B. 将采样条件下的采样体积换算成标准状况下的采样体积 C. 判断空气中污染物浓度高低 D. 决定选用哪种分析方法 E. 决定选用哪种采样方法 [简答题] 案例误入同塔带电侧线路触电
2003年3月29日,某供电局送电处停电检修35kV良杜Ⅰ线,1号塔西侧良杜Ⅰ线与东侧的良红线共塔;2号塔东侧良杜Ⅰ线(色标为红黑相间)与西侧的良杜Ⅱ线(色标为黄白相间)共塔。9时23分,得到调度许可工作后,检修班班长牟××带领马××执行1号、2号塔上消缺任务,马××塔上作业,牟××地面监护。完成1号塔(与良红线同杆架设)任务后,10时左右,二人转移到2号(与良杜Ⅱ线同杆架设,良杜Ⅱ带电),马××沿良杜Ⅰ线侧的脚钉登塔,上到下横担处时,将一把扳手掉了下来。监护人牟××在塔下寻拣扳手,马××继续上塔,从横担处转移到另一侧带电的良杜Ⅱ线,系好安全带后即用左脚钩导线时触电,经抢救无效死亡。试分析该起事故中违反线路《安规》的行为。 我来回答: 提交
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