The operating cost of a helicopter basically comprises of Direct operating cost and fixed operating cost. Direct operating cost are those costs that are related directly to the hourly operation of the helicopter. These are cost of fuel, lubricants, maintenance, overhaul, replacement of parts for ...
解析 答案见上【答案】didn't ; cost【解析】考查否定句。句中的谓语动词 "cost" 为实意动词,意为:花费。同时,主语 "this model of the helicopter" 为第三人称单数,可以推断出 "cost" 在句中为一般过去时态。因此,在变否定句过程中需要借助助动词 "didn't" 。故填:didn't ;cost。
The latest helicopter model cost the little boy a lot of pocket money 【详解】 根据所给词及标点可知,此句为陈述句;the latest helicopter model 为主语;cost为谓语,cost sb. some money“花了某人一些钱”,固定词组;the little boy为间接宾语;a lot of pocket money为直接宾语。故填The latest helicopter...
Operation and support cost occupy large proportion of life-cycle cost. The operation cost prediction is difficult due to the complex helicopter flight conditions. Based on the fatigue damage by flight conditions, an analytical model is presented for the calculation of influence of flight time proporti...
4.10 连词成句1.pocket money, cost, the latest helicopter model, the little boy, a lot of The latest helicopter model cost the little boy a lot of pocket money.2.apologized to, the boy, knocking her down, for, the old lady The boy apologized to the old lady for knocking her down.3...
The article discusses concerns regarding the appropriate use, safety record, and regulations for medical evacuation (medvac) helicopters following a rise in the number of fatal helicopter accidents. The possibility of stricter regulation... Worth,Tammy - 《Ajn American Journal of Nursing》 被引量: ...
helicopter transporthelicopter EMSblunt traumaPurpose: Biological material has been used as an alternative to autogenous vein since the first lower extremity ... DARDIK, H,WENGERTER, K,QIN, F,... - 《Journal of Vascular Surgery》 被引量: 174发表: 2002年 Improving the efficiency of delivery of...
Adj.1.cost-plus- determining payment based on the actual cost of production plus an agreed-upon fee or rate of profit; "a cost-plus government contract" indeterminate,undetermined- not precisely determined or established; not fixed or known in advance; "of indeterminate age"; "a zillion is ...
cost(cost cost)helicopterlatestmodel 完成句子-连词成句|较易 (0.85) 【推荐1】Moon, cost, trip, will, of, money, the, lots, to, a (连词成句) ___. 2022-10-29更新|70次组卷 纠错详情加入试题篮 完成句子-划线部分提问|较易 (0.85) 【推荐2】The...
Cost-effectiveness of helicopter vs ground EMS 来自 掌桥科研 喜欢 0 阅读量: 3 作者: W Hinckley 摘要: I have some huge shoes to fill here, and thus, I begin my time as editor of the literature review section of AM] with a fair amount of trepidation. Under Dr. Hankins' outstanding ...