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Abstract: It introduced the problem and measure operated for the power system in the Kunming Salt Mine and advanced the recommend of used computer control.
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文摘:介绍了昆明盐矿电力系统在生产中存在的问题以及解决的措施，提出用计算机监控系统完成控制、保护功能。 |
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Abstract: It introduces the boring method under different geometric conditions and points to be noted in constructing foundation for piles of TieShan Harbor bridge.
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文摘:介绍铁山港跨海大桥桩基础不同地质情况下的钻孔方法和注意的问题。 |
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Abstract: It introduces the principle of graphite electrode abrading tool and develops the software and hardware of NC machine.This can detect the position of platform feed with great inertial-mass through photoelectrical encoder,the vibration magnitude o
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文摘:介绍了石墨电极研磨成形机的原理和数控软、硬件系统的研制开发；用光电编码器实现了大质量进给滑台的位置检测；并用电涡流传感器检测平动台振动量，进而实现了机器参数的自动调整，从而保证了石墨电极研磨成形机研磨加工的顺利进行。 |
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Abstract: It is a new trend to seek outsourcer globally and manage domestically in high-tech and service economy in U.S.
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摘要：美国的高科技和服务经济正在出现全球外包、国内管理的新布局。 |
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Abstract: It is ascertained that it will increase the quantity of powdery mildew of wheat seedlings in the autumn under conditions of early sowing, over-density, over-watering, over-doses of fertilizer and growing of highly susceptible cultivars through l
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文摘:为了解栽培措施对防治小麦白粉病的作用，通过不同栽培措施对病情产生不同影响的大量田间调查，明确了小麦早播、密播，过量水、肥条件下的旺苗和种植高度感病品种，都会加重小麦秋苗带菌量。 |
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Abstract: It is detailedly discussed and proved that the condition of rational distribution of two pairs of cycloid gear in the large-type cycloid pin-wheel reducer, even load of shaft pins after rational distribution of pairs of cycloid gear and the incr
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文摘:本文对大型摆线减速器双组摆线轮的合理布置的条件、合理布置后所得到的柱销均载和大型摆线减速器承栽能力的提高等进行了论述和证明。 |
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Abstract: It is emphasized on the affect of aspect ratios and friction factors on the workability,and some valuable curves are given.
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文摘:重点研究了高径比与摩擦系数对可加工性能的影响，并给出了一些有价值的曲线。 |
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Abstract: It is found through theoretical analysis that,heat-lens effect arises only when the light is birefracted in photorefractive crystals.It is also point out that the lateral anisotropic temperature gradient is only one cause causing the heat-lens e
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文摘:通过对光折变晶体的热透镜效应的理论分析发现，光通过光折变晶体时，只有在晶体发生双折射的前提下，才能发生热透镜效应.并指出，晶体内存在的由热效应引起的横向各向异性温度梯度仅是产生热透镜效应的一个方面，而“光阻”则是产生光折变晶体热透镜效应的另一个原因，从而丰富了光折变效应的内涵. |
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Abstract: It is inevitable that serious natural disaster and paroxysmal public crisis will occur in any country, thus exerting impact on the relevant industries.
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摘要：任何一个国家，发生重大的自然灾害和突发公共危机事件都不可避免，从而对有关产业产生重大影响和冲击也不可避免。 |
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Abstract: It is introduced that the current situation of agriculture and its problem in Equatorial Guinea.The way of agricultural production is still very old ,and the production level is very low.
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文摘:介绍了赤道几内亚近30年来农业的发展情况及农业生产现状并分析了限制赤道几内亚农业发展的主要问题。 |
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Abstract: It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano-electrical feedback(MEF).In the present study a ventricular pressure-clamping system has been developed,which can be applied to isolated-perfused rabbi
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文摘:在心脏机械电反馈的研究中准确控制机械刺激是非常重要的.本研究室构建了一套适用于离体家兔心脏的心室压力钳系统.该系统通过计算机控制压力钳,不仅能模拟正常生理条件下左心室的压力波形,还能在心室活动周期的特定时相、以适当波形对心室施加机械刺激.该系统集心脏灌流与起搏、表面心电图记录、单相动作电位记录、心室压力钳制与测定等多种功能于一体,特别适用于器官水平上观察机械电反馈现象并探讨其机制. |
