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2.7.13.3车体的敞车中门下锁销连杆和座组装圆销与垫圈三等分点焊固,垫圈与组装件须有轴向间隙;敞车侧门、下侧门组装圆销与垫圈,平车端门、侧门组装圆销与垫圈等均须单侧满焊,焊角为(),垫圈与座轴向间隙为3~8mm。
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道路运输事故应急处理器材的类别可分为八种,下列设备设施不属于应急处理器材的是( )。
简述注浆成型优缺点。
小学生心理辅导的主要对象是( )
腹内脏器损伤的特征性临床表现是()
图示电路中的晶体管,当输入信号为3V时,工作状态是:()
随着改革开放的深入进行,我国所有制结构发生了重大变化,非公有制经济比重有所增加,公有制经济的比重有所减少。这势必会影响我国社会主义的性质。
事物报文往来报处理的处理类型有以下几种()。
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Do you know()at the bus stop?
Do you know()at the bus stop?
Excuse me, can you tell me the way to the bus stop?()
Excuse me, can you tell me the way to the bus stop?()
After stopping for a few minutes, the bus moved()to its next stop.
—Did you catch the first bus this morning?—No. It had left the stop _____ I got ...
—Did you catch the first bus this morning?—No. It had left the stop _____ I got ...
After stopping for a few minutes, the bus moved()to its next stop.