查询词典 productivity

Actually,there are some problems to be improved in Joshi's formula.3-D analytical productivity equation of horizontal well in infinite-acting reservoir with sealed boundary is derived.

对Joshi公式中垂直方向渗流阻力分母上少π的问题、偏心距的处理问题以及简化的二维渗流场与三维渗流场之间的差异问题进行了研究。

Joshi's horizontal well productivity formula is modified with gold partition rate in the article.

利用黄金分割率对Joshi水平井产能进行修正，提出了两种改进的渗透率各向异性水平井稳流产能公式。

The condensation reaction of levulinates with ethylene glycol brings about corresponding ketal , with respective productivity of 74%, 75% and 75%, and respective structure being verified by IRS.

由乙酰丙酸酯类化合物与乙二醇进行缩合反应，得到相应的环状缩酮化合物，产率分别为 74 %，75 %和 75 ，其结构为红外光谱所证

Otherwise, western scholars, such as Sapir, Lall, figure out that with the development of productivity and the progress of technology, the comparative advantage of services is not lied on traditional factor, for instance, resource technology difference ,but lied on human capital.

西方学者认为，随着生产力的发展与科学技术的进步，现代服务贸易的比较优势已不单单取决于传统比较优势理论中的自然资源、技术差异等因素的影响，而更多的是要依靠人力资本因素。

Productivity Jump Helps Firm Win Lambeau Contract - You don't have to be a huge operation with hundreds of employees to reap the benefits of lean manufacturing.

跳利于生产力的坚定赢得合同lambeau --你不必是一个庞大的运作与数百名员工获利精益生产。

The results showed : The way of this village land using is relatively complicated, and the area of cultivated land accounts for 52. 97 percent of the whole area of the land, and the rate of land cultivation and planting is relatively high, but the area of dry land accounts for largish proportion and its productivity is relatively low.

研究中选取了红水河流域内某一个具有代表性的村进行了简单的景观格局分析，其结果表明：该村土地利用方式比较复杂，耕地占土地总面积的52.97%，土地垦殖率较高，但旱地占相当比重，其生产力较低。

The company product mainly uses Chinese GB, API API, American ANSI, British BS, German DIN, Japanese JIS, standards and so on French NF, production latus rectum DN15-DN2000mm (1/2 "- 80 "), the pressure stage 0.25-6.4Mpa(125LB-600LB), the material mainly has HT200, HT250, HT300, QT400, QT450, WCA, WCB, and so on, the year productivity 80000 tons, the product widely applies in the petroleum, the chemical industry, the electric power, the construction, the medicine, gives draining water and so on each domain.

公司产品主要采用中国GB，美国石油学会API、美国ANSI，英国BS，德国DIN，日本JIS，法国NF等标准，生产通径DN15-DN2000mm(1/2&—80&)，压力级0.25-6.4Mpa(125LB-600LB)，材料主要有HT200、HT250、HT300、QT400、QT450、WCA、WCB、等，年生产能力80000余吨，产品广泛应用于石油、化工、电力、建设、医药、给排水等各项领域。

The company product mainly uses Chinese GB, API API, American ANSI, British BS, German DIN, Japanese JIS, standardsso on French NF, production latus rectum DN15-DN2000mm (1/2 "- 80 "), the pressure stage 0.25-6.4Mpa(125LB-600LB), the material mainly has HT200, HT250, HT300, QT400, QT450, WCA, WCB,so on, the year productivity 80000 tons, the product widely applies in the petroleum, the chemical industry, the electric power, the construction, the medicine, gives draining waterso on each domain.

公司产品主要采用中国GB，美国石油学会API、美国ANSI，英国BS，德国DIN，日本JIS，法国NF等标准，生产通径DN15-DN2000mm(1/2&—80&)，压力级0.25-6.4Mpa(125LB-600LB)，材料主要有HT200、HT250、HT300、QT400、QT450、WCA、WCB、等，年生产能力80000余吨，产品广泛应用于石油、化工、电力、建设、医药、给排水等各项领域。

In this study, the productivity of Lemna perpusilla and Spirodela polyrrhiza, two of the most found duckweed species in Taiwan, was compared when cultured for 21 days in various environment: winter (15.9±2.3℃) or spring (23.1±1.2℃), without and with the presence of sediment, and without and with fertilization. It was found that L.

本研究比较台湾最常见的两种浮萍Lemna perpusilla及Spirodela polyrrhiza当培养在不同环境：冬天(15.9±2.3℃)或春天(23.1±1.2℃)，有或无底泥，以及有或无施肥21天后的生产力。

The effects of temperature, acid concentration, liquid/solid ratio, particle size and reaction time on the productivity of levulinic acid were evaluated.

我国是小麦生产大国之一，有丰富的小麦秸秆资源。

This is not an ordinary box, which is used as a background picture of the dialog box, very pretty.

详细说明：这可不是一个一般的对话框，它是用图片作为背景的对话框，非常好看。

Conceal me what I am,and be my aid for such disguise as haply shall become the form of my intent.

遮掩我的身份，帮助我，我的面具将成为我的目的。