查询词典 dimmer

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主要产品有：电脑摇头灯、电脑扫描灯、电脑追光灯、激光灯、频闪灯、图案花灯、程序效果灯、户外灯、烟雾机、泡泡机、雪花机、喷火机、舞台灯、各种控制台、专业 LED 等。专业提供：舞台配置方案、方案说明、舞台布置平面图、效果图、标书制作、工程安装调试指导、技术问题解答、技术人员培训等支持；承接：灯光音响工程、租赁、国内外ODM、OEM加工。

The method was used to many applications such as industrial heating and speed control of induction motors.On the basis of the advantages and disadvantages of the methods of the high-pressured sodium lamp dimmer in both here and abroad, a new scheme is proposed.

并在研究和比较了国内外目前在高压钠灯调光方法的优缺点的基础上，提出了一种在目前的高压钠灯的调光系统中还未被使采用过的、有别于传统方法的、基于谐波分析理论和自动控制理论的实施方案。

Some interns are happy to put up with unremunerated labour in the hope that it will eventually result in a paid job (an ever-dimmer prospect in US newspapers, as the discussion contributor pointed out).

一些实习生乐于忍受没有报酬的劳动，希望最终会带来一份有酬劳的工作（那位参与讨论的投稿人指出，在美国报业，这种前景越来越暗淡）。

Thioketo substitution leads to an increase in the acidities of the N-H groups for both uracil and its dimmer.

硫代导致了体系酸性的增强。

The dimmer control circuit also comprises a second variable resistor, for changing phase of trigger signal independent of the first variable resistor.

该调光控制电路还包括第二可变电阻器，其用于独立于第一可变电阻器来改变触发信号的相位。

The dimmer control circuit comprises: three-end bidirectional controllable silicon switch element, comprising grid and turned on by trigger signal of the grid, connecting to AC power supply through lamp load; and a first variable resistor, possessing adjustable resistance and regulating lamp brightness by following modes: changing resistance value of the first variable resistor, changing phase of the trigger signal corresponding to AC voltage waveform, prolonging or shortening turning-on time bucket of three-end bidirectional controllable silicon switch element, thereby changing current provided to the lamp load.

一种调光器及调光控制电路，该调光控制电路包括：三端双向可控硅开关元件，其通过灯负载连接到交流电源，其中，三端双向可控硅开关元件具有栅极，并且由输入到所述栅极的触发信号开启；以及第一可变电阻器，其具有可调节的电阻值，其中，通过以下方式来调节灯负载的亮度：改变第一可变电阻器的电阻值，改变所述触发信号相对于交流电压波形的相位，延长或缩短所述三端双向可控硅开关元件的开启时间段，从而改变了提供给所述灯负载的电流。

For the synthesis reaction of chalcone, cyclohexanone aldolization and biodiesel,γ-Al_2O_3-NaOH-Na solid superacid has a satisfactory catalytic activity. With hypnone and phenylaldehyde as raw material, amount of catalyst 7.5% wt% of material, mole ratio of hypnone and phenylaldehyde 1:1.1, reaction temperature 40℃, after 3 hours, the yield of chalcone can be up to 96.88%. With cyclohexanone as raw material, amount of catalyst 10% wt% of material, reaction temperature 190℃, after 3 hours, dimmer of cyclohexanone can be up to 85.66%.

将该固体超强碱催化剂应用于查尔酮、环己酮自缩合以及生物柴油的合成反应中，该改性固体超强碱催化剂表现出了良好的催化活性：以苯乙酮和苯甲醛为原料，反应温度为40℃，催化剂用量为反应物总质量的7.5％，苯甲醛与苯乙酮摩尔比为1：1.1，反应3h查尔酮产率可达96.88％；以环已酮为原料，催化剂用量为原料总质量的10％，反应温度为190℃，反应3h，二聚物的总收率可达85.66％；以动物油和甲醇为原料，醇油摩尔为9：1，催化剂用量为动物油质量的2％，反应温度为70℃，反应3h后，生物柴油的收率可达91.8％。

Binuclear dimmer and tetrahedron of Zn and Yb〓O〓 cubane assembled by hydrogen bond structures were obtained.

上述配合物分别具有双核二聚体结构以及氢键组装的Zn四面体和Yb〓O〓立方烷结构。

DATA SYNTHESIS: With the increase of ultraviolet radiation caused by environmental pollution, DNA in human epidermal cells is damaged. Cyclobutane pyrimidine dimmer and 6-4 photoproducts are the main forms of DNA lesions.

资料综合：环境污染使得紫外辐射增强，而紫外线辐射对机体表皮细胞的DNA具有损害作用，可导致环丁烷嘧啶二聚体和6-4光产物的形成。

In this model, the NAC dimmer localized at the center; The first part (1-62aa) and the third part (114-162aa) surrounded this center and formed heterogenetic association; The UBA domain distributed at two ends.

这个模型的中心为NAC二聚体结构，第一部分(1-62位氨基酸)和第三部分(113-163位氨基酸)围绕这个中心异源聚合在一起，UBA结构域分布在两端。5、PeaT1结构与功能的关系。

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。