花卉不同生长发育阶段对水分的需求不同,种子发芽期需水(),转入生殖生长期需水()。
A. 多,少
B. 少,多
C. 多,多
D. 少,少
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根据作用力的分析和大量核伤解剖证实,核源中心一般在轨头侧面向内,顶面向下()范围。
A. 1~5mm
B. 5~15mm
C. 15~20mm
D. 20~25mm
从生命周期的角度看,在现代社会中,人的社会化过程一般被划分为()、()、()、()四个阶段。
You need to configure connectors between each routing group. What are two possible ways to achieve this goal?()
A. Create and configure SMTP connectors between the routing groups. Do not create additional connectors between the routing groups
B. Create and configure routing group connectors between the routing groups. Do not create additional connectors between routing groups
Create and configure low-cost group connectors and high-cost SMTP connectors between the routing groups
D. Create and configure high-cost routing group connectors and low-cost SMTP connectors between the routing grou
某建设工程项目在施工过程中,某电焊工由于没有上岗资格证书而从事电焊作业导致施工现场发生大火事件,该事故属于建设工程项目的()类型。
A. 工程环境风险
B. 技术风险
C. 经济与管理风险
D. 组织风险