i don't want to be the last-minute person next time.

the bypass valves and their control system in the domestic 300 mw units~ produced by imported technology are very expensive.

国产引进型300MW机组旁路阀门及控制系统价格昂贵。

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now, the automated manual transmission has two main types& electronic amt and electronic-hydraulic amt. the electronic amt is easy to control, but its price is very high;

电控机械式自动变速器主要有电子式和电液式两种，电子式的AMT可控性好，但其价格昂贵；

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in terms of the use of linear servo drive element replace rotary joint element, one of the purposes is to avoid the use of expensive rv reducer.

在驱动方面采用直线伺服元件，替代旋转关节，目的之一是避免采用价格昂贵的RV减速机。

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tio-based cermet imitated gold with excellent integrative properties, developed in this research, avoided discoloration, low hardness of cu-based imitated gold and difficulty in production, costliness of high quality cermet imitated gold based on tin.

本文研制出的一氧化钛基金属陶瓷仿金新材料综合性能优良，克服了仿金Cu易变色、硬度低和TiN基金属陶瓷仿金材料制备难度大、价格昂贵的缺点。

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the products which are like our usb download circuit have been developed overseas, but the price is very high. according to the price, the usb download interface circuit has good ability of competition.

尽管国外已经有同类产品，但是价格昂贵，从成本来看，本设计的USB下载接口电路与之相比有较强的竞争力。

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however, pvdf is expensive and hard to get smooth and homogenous film, so it is often blended with poly ( methyl methacrylate) ( pmma).

但PVDF价格昂贵，加工困难，不易得到表面光滑、均匀的薄膜，因此常用与聚甲基丙烯酸甲酯（PMMA）共混的方法对其改性。

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low concentration of tdz ( thidiazuron, 0.005 ppm) replaces expensive zeatin for enhancing bud differentiation and multiplication of leaf explants.

用极低浓度的TDZ（thidiazuron0.005ppm）替代价格昂贵的玉米素（zeatin，Z），促进毛白杨叶外植体上芽的分化和增殖；

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as for model animal, mice is not feasible, and sd, wistar are suitable. wky is not apt to be spread for expensive price.

就造模动物而言，小鼠不适宜作为首选的模型动物，以SD、Wistar大鼠较为合适，WKY由于价格昂贵，不易推广。

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due to the expensive cost of lead fluoborate, the author tries to explore a practical feasible process of pb plating with pb ( ac)_2 · 3h_2o as main salt.

为了解决氟硼酸铅价格昂贵的问题，本文试图用Pb（Ac）2·3H2O为主盐，探索出一个实际可行的配方及工艺。

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as the imported chip is expensive, so the independent research and development of high stability with high performance dc-dc buck-based power management chip is very necessary.

由于进口芯片的价格昂贵，所以自主研发具有高性能高稳定性的BUCK型DC-DC电源管理芯片是非常必要的。

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because the cost of wireless sensor network is limited, a large number of sensor nodes in monitoring area of only a few expensive node to use a gps device to obtain their own position accurately.

无线传感器网络由于成本限制，被监测区域内布放大量传感器节点中只有少量价格昂贵节点能够使用GPS设备获得自身的准确位置。

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the metallocene catalyst is expensive, so most polypropylene in domestic industry is prepared by ziegler-natta catalyst.

由于茂金属催化剂价格昂贵，国内生产的聚丙烯多为Ziegler-Natta等规聚丙烯。

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silicon fume, quartz-sand and steel fiber in the raw materials of rpc are all expensive. and the most expensive material is steel fiber.

RPC的原材料中的硅灰、石英砂、钢纤维都是价格昂贵的材料，其中最贵的是钢纤维。

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it has became a very much concerned problem for every hospital to know how to prolong the service life-span of x-ray tube in ct machine, as its price is very high and its life-span is limited.

由于CT机X线管的价格昂贵，且使用寿命有限，因此如何延长X线管的使用年限就成为每个医疗单位非常关注的问题。

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testing and analyses of acoustic transducers in aluminum tube and pvc tube have proved that the newly developed radial polarized transmitting transducer can replace the former expensive tangential polarized one.

通过几种换能器在铝槽和PVC槽中进行的测试与分析，证明了新研制的、用于发射的径向极化换能器可以替代价格昂贵的大直径切向极化换能器。

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seller, a computer retailer, receives an order for a computer from buyer, a resident of state b.the order is for a powerful, expensive computer of the sort commonly bought for use in business firms.

出卖人是一个电脑零售商，接到一个住居在B国的买受人购买一部电脑的定单，该定单所购买的是一台通常用于商业公司的功能强大并且价格昂贵的电脑。

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the system puts forward similar pacs which avoids using the expensive ultrasonic working stations that some hospitals can not afford.

该系统主要针对目前超声工作站价格昂贵，一些基层医院不能购买的情况，提出类PACS的系统。

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owing to the expensive price of gemini surfactant, it is generally used together with traditional surfactant.

由于Gemini表面活性剂价格昂贵，一般是与传统的表面活性剂复配使用的。

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have you seen the new car our neighbor bought?

你有没有看到邻居买的新车？这是一辆Mercedes牌的车，肯定价格昂贵。

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though costly, polyvinylidene fluoride ( pvdf) has excellent thermal and chemical stability.

聚偏氟乙烯（PVDF）虽然价格昂贵，但热稳定性和化学稳定性很好。

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