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【判断题】
故障树中最小割集越多,系统发生事故的途径越多,因而就越危险。A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】传统建筑景观基础建模: 1、参照附件(项目4截图)独立完成项目4的绘制; 2、将项目1、2、3、4中的四个模型放在一个skp文件中,命名为“学号后两位+姓名.skp”上交。 项目4截图.doc
【单选题】The opening ceremony is a great occasion. It is essential______for that.
A.
for us to be prepared
B.
that we are prepared
C.
of us to be prepared
D.
our being prepared
【单选题】The passage tells us that some manufacturers, instead of changing their product, would prefer to change its _________.
A.
production cost
B.
quality
C.
market value
D.
appeal
【单选题】The passage tells us that some manufacturers, instead of changing their product, would prefer to change its ______.
A.
product cost
B.
quality
C.
packaging
D.
market value
【单选题】To our surprise，she suddenly _____ in front of us .
A.
appealed
B.
appeared
C.
appeased
D.
prepared
【单选题】在天猫某店铺购买一件衣服,收到货物第8天后,以商品图案描述不符为由申请退货退款,商家拒绝。申请天猫介入,按照《淘宝争议处理规则》,以下说法正确的是?
A.
收到衣服已经超过7天,不再支持退货退款
B.
可以支持退货退款,但是退货运费需承担,发货运费商家承担
C.
可以退货但是因为时间太久,需要承担发货及退货运费
D.
举证有效,证明描述不符现象的确存在,可支持退货退款,来回运费商家承担
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