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Mode conversion of an optical beam in a nonlinear weakly-guiding elliptic graded-index fiber is investigated. The formulas of mode conversion are given semi-analytically.
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摘要研究了非线性弱导椭圆梯度折射率光纤中光束的模式变换，给出了模式变换的半解析公式。 |
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Mode dial: Selects the following modes: Self-time, multi exposure, auto bracketing, continuous shooting, Normal, exposure metering user setting (center-weighted average metering or spot metering), preview\AE lock user setting, and ISO user setting.
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模式盘:可选择以下几种模式：自拍、多重曝光、曝光、连拍、普通、测光模式设定（中央偏重测光或单点测光）、预景深钮\自动曝光锁定设置以及ISO设置。 |
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Mode of operation is the company's existing forest land to live significantly circulation subscription investors,leaving the cost of managing and protecting with live breaks woodland circulation capital,continued circulation woodland,plangting tress,the c
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公司的运作模式是将现有林地上的活力木流转给认购的投资者，留下管护费用，用流转林地活立木的所得的资金，继续种植林木，流转林地，周而复始，发展壮大，实现林、纸、板一体化。 |
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Mode of operation：30%paid for deposit by T/T before production arranged, the balance to be paid before shipment or payment by L/C 90 days, CIF L/C 90days.
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运作方式：在开始投入生产前通过电汇方式预付30%，余款方式在装运前付清或90天信用证付款，成本加运费加保险费贸易方式下90天信用证付款。 |
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Model 07-S should be installed at the fire sprinkler service connection to the main line.
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型号07-S应该安装在连接到主管道的消防喷淋系统处。 |
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Model 204 pre-press is a continuous screw press and suitable for prepressing-extracting technology of the vegetable oil plant to process the seeds containing more oil such as peanut kernels, cottonseed kernels, rapeseed, safflower seed and sunflower kerne
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204型预榨机是一种连续螺旋榨油机，适用于植物油厂预榨－浸出工艺，处理花生仁、棉籽仁、菜籽、红花籽、蓖麻籽和向日葵仁等含油较多的油料。 |
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Model 994BLT Portable Hydrant Backflow Preventer is designed and manufactured to provide long-term service with minimal maintenance.
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型号994BLT移动式消防栓防回流阀的设计和制造理念就是为用户提供长期的使用寿命和最少的维护工作。 |
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Model 994BLT Portable Hydrant Backflow Preventer is for use in protection of potable water from a fire hydrant or other nonpermanent installation where flow is in one direction only and the possibility of a cross-connection exists.
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型号994BLT移动式消防栓防回流阀适用于保护饮用水系统不会受到消防栓或其他流向只是单向或存在交叉连接可能的临时性安装的应用场合。 |
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Model 994BLT Portable Hydrant Backflow Preventer meets the design requirements of most national standards. Due to the portability of the unit, there are no national approvals available.
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型号994BLT移动式消防栓防回流阀满足大多数美国国家标准的设计要求。由于这种装置的移动性，所以目前没有可使用的美国国家认证。 |
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Model 9BD backflow preventer for vending machine water supply lines prevents backflow of carbon dioxide gas and carbonated water into the water supply system to vending machines, thus eliminating the hazardous reaction of carbon dioxide with copper tubing
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型号9BD防回流阀适用于自动售货机水供应管道，防止碳酸气和碳酸水回流到供水管道和自动售货机内，因此避免了二氧化碳与铜管的危险反应。 |
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Model : There are the national first class protected animals 5 types, the second class has 11types and the third class has 10 types.
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答：黑龙江省有国家级一类保护动物5种，二类保护动物11种，三类保护动物10种。 |
