宪法在一个国家的法的体系中具有根本法的地位,表现在宪法具有的一下哪些特征()
A. 在内容上宪法规定了一个国家最根本性的制度
B. 宪法修改程序更为严格
C. 宪法具有最高法律效力
D. 宪法与一般法律的结构不同
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保证气动锚杆钻机的作业安全与最优运行,操作者使用前必须检查风源和水源,保证风压在()以上,水压在0.6~1.2MPa。
A. 0.45MPa
B. 0.5MPa
C. 0.55MPa
D. 0.6MPa
A sailing vessel is overtaking a power-driven vessel in a narrow channel,so as to pass on the power-driven vessel’s port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the().
A. stand-on vessel and would sound two short blasts
B. give-way vessel and would sound no whistle signal
C. stand-on vessel and would sound no whistle signal
D. give-way vessel and would sound two prolonged blasts followed by two short blast
政治风险的类型有()
A. 总体政局风险
B. 所有权/控制风险
C. 经营风险
D. 转移风险