主要成本

The essential relation between the three decision variables (capacity, price and sold inventory) and passenger demand factor is discussed.

本文分析了收益管理决策目标的组成要素以及内外主要因素；讨论了容量、价格和销售数量三个决策变量与市场需求要素之间的关系；具体地提出了达到收益管理目标可以采用的两条降低成本的途径和五种提高收入的基本方式；从系统的角度提出了集成性收益管理决策的结构模型。

In financing gap bigger state falls, the capital requirement that at present agriculture produces already appeared an amount to increase, the characteristic of incline to diversification, and the demand that the government gives aid to the capital investment of gender, allowance sex and traditional agriculture loans pattern had satisfied contemporary agriculture to develop hard.

在现代农业投资方向上，主要包括两条投资思路，一是紧扣农业生产链条的各个时间段，如种子、农产品等，这方面PE/VC显然对处于终端的农业产品领域更感兴趣，与终端相关的产业更能让机构看得更为清晰，成本和风险更低。

The membrane isolation pumps is one kind of hydromass transportation hydraulic system,can reduce the cartage expense greatly,but indirectly brings the huge social efficiency,safe reliable,the work rate is high,may not stop nearly carries on the whole year to transport,does not have the material to lose nearly,the easy automatic control,to be advantageous for the maintenance management The hydraulic pressure diaphragm pump is one kind of fill domestic diaphragm pump which we develops in high-pressured,the small curr ent capacity pulp transportation aspect blank pumps plants,it and the common diaphragm pump main difference is:Has substituted for the crank connecting rod,the reduction gear using the hydraulic pump and so on aseries of equipments direct drive piston motion,this causes its structure is greatly the simplification,the cost drops greatly;When at the same time also requests the piston the commutation confidential assurance extremely accurately,but must realize this point theoretically and all has the very great difficulty in fact.

膜隔离泵就是一种浆体输送的液压系统，能大大降低运输费用，可间接带来巨大的社会效益，安全可靠，作业率高，几乎可不停地进行全年输送，几乎没有物料损耗，易于自动控制，便于维护管理。液压隔膜泵是我们开发的一种填补国内隔膜泵在高压、小流量矿浆输送方面空白的泵种，它与一般的主要区别是：利用液压泵取代了曲柄连杆、减速器等一系列装置直接驱动活塞运动，这使其结构大为简化，成本大大下降；但同时也要求活塞的换向时机要把握得非常准确，而要实现这一点理论上和实际上都存在很大难度。

It was regarded as being widely used chemical indudstry material in 21 century and more and more researchers pay attention to that.At present, the primary method to produce 1,3-propanediol is chemosynthesis method.

目前生产1，3—丙二醇的方法主要是化学法，由于化学法生产成本高，且对环境污染大，因此微生物法生产1，3—丙二醇成为当前研究的热点。

The physicochemical properties of sawdust-compound substrates and their effects on cherry tomato were studied by pot experiment.

利用来源广泛且成本低廉的木屑作为主要成分制成不同复合基质，研究其理化性质及其栽培樱桃番茄的效果。

Adults drink tea as a child laborer works in Bangalore, India, last June.

该联合国机构讲述了其所说的"强迫的成本"的两个主要原因。

It is found that spiritual satisfaction is the most important reason for having a child, but the cost of childrearing became the major consideration for having the second one.

研究发现，育龄妇女大多认为满足精神需求是最重要的生育理由，而第二个孩子的养育成本是主要考虑因素。

This paper studied and analyzed the current situation and existence problems of coal management system of power plant.

煤耗是火力发电厂最主要的成本，恰恰燃煤管理系统却是人们长期忽视的一个环节。

However, the growth of the cage aquaculture of Cobia is slow in the past which can be ascribed to the lacking of efficient manufacturer - retailer channel. In addition, the self benefit-based initiation results in a deficiency of cooperation between different members of the supply chain and market access has not established leading to the increase of cost as well as the lowering of profit of supplier. Consumers also cannot obtain the products with a reasonable price.

然而，以往海鲡鱼箱网养殖产业发展一直无法有效突破，影响的因素，不是养殖技术的问题，主要是产销通路的问题，同时现行产销供应链中各层级业者皆以追求自身的利益为出发点，缺乏上、中、下游的合作关系，再加上长期未能建构有效的市场通路造成成本增加，使生产者无法获得应有之利润，消费者亦无法享受到合理的价格。

It can be used for the updating and upgrading of congener products.

用废旧塑料生产的液态烯烃主要是合成洗涤剂的起始原料，比用其它原料生产的烯烃质量高，成本低50％，经济效益高40％。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。