【判断题】优化目标的不同,网络计划的优化可分为工期优化、费用优化和资源优化三种。( )
【多选题】工期—费用优化的目的在于寻找( )。
B.
在工期规定的条件下寻求与此工期相对应的最低成本
E.
在合理的工期内寻找与此相适应的网络计划中各工作进度安排
【单选题】Every vessel shall_____ maintain a proper look-out by sight and hearing as well as by all available means appropriate in the prevailing circumstances and conditions so as to make a fall appraisal of t...
【单选题】JavaScript中,下列声明数组的语句中,错误的是( )
A.
var student=new Array();
B.
var student=new Array(3);
C.
var student[]=new Array(3)(4);
D.
var student=new Array("Jack","Tom");
【多选题】根据优化目标的不同,网络计划的优化可分为( )
【单选题】Under the terms CFR, the freight as well as the risk of loss or damage to the goods is transferred from the seller to the buyer when the goods pass the ship's rail ( ).
A.
in the port of shipment
B.
in the port of destination
C.
in the port of delivery
【简答题】链形悬挂具有弛度变化小、( ) 、稳定性好等优点。
【单选题】(单选题)《国务院办公厅关于加强旅游市场综合监管的通知》规定,应尽快编制《全国旅游标准化发展规划》,此规划的时间跨度为( )年