【单选题】Which of the listed conditions can be considered as the single greatest cause of accidents?
B.
Excessive knowledge or skill
【简答题】These safety measures will ____ the reduction of accidents. A.give in B.result from C.result in D.originate in
【简答题】普通 V 带已标准化,在 Y 、 A 、 C 、 E 几种带中,承载能力最高的是 _____ 型带。
【简答题】Which of the following-is NOT mentioned as a cause of the boating accidents?
【单选题】In Heinrich's causal chain of accidents, heredity and ( ) are regarded as the root causes of accidents.
【多选题】儿童心脏发育是跳跃式的,下列哪些时期发育最快
【单选题】在各种普通V带中,()型V带传递功率最小
【单选题】Which of the following is NOT mentioned as a cause of the boating accidents.
B.
Bad weather conditions.
C.
Blockage of waterways.
D.
Lack of safety measures.
【判断题】只有那些很懦弱、爱哭爱闹的人才会去自杀。()
【判断题】在Y、Z、A、B、C、D、E七种普通V带型号中,Y型的截面尺寸最大,E型的截面尺寸最小。( )