查询词典 lead-free

His investment is a leap in the dark, but that is the only chance to lead his company out of difficulties.

他的这次投资是一次冒险，但也是使他的公司摆脱破产的唯一机会。

A low minimum operating supply voltage of 2.9V, and a low shutdown quiescent current of less than 1μA, make the LT3757 ideally suited for battery-operated systems.The LT3757 features soft-start and frequency foldback functions to limit inductor current during start-up and output short-circuit.The device is available in a small 10-lead DFN (3mmx 3mm) or MSOP package.

本文介绍了LT3757主要特性，方框图以及典型应用电路，包括高效升压转换器， 3.3V输入，5V/10A输出升压转换器， 8-16V输入24V/2A输出升压转换器，高压反激电源电路，以及5.5V-36V输入，12V/2A输出SEPIC转换器和非绝缘的反相SLIC电源。

Obesity can lead to diabetes, heart attacks and a myriad of other problems.

肥胖会导致糖尿病，心脏病发作和无数的其他问题。

Some distance above the lead block a photographic plate is placed.

在铅块上方某一距离处放一照相底板。

Elevated levels of both these chemicals lead to heightened alertness and stimulate the forlorn animal to call for help and search for its abandoner- generally its mother.

上述两种化学物质在哺乳动物体内的浓度水平的升高会导致它们的警惕性提高并且激励它们从他们的抚养者那里获得帮助--通常是他们的母亲。

ABI Research analyst says, korea and Japan will continue to be in lead position in the whole world.

ABI Research分析师称，韩国和日本将继续在全球处于领先的地位。

Their numerical and functional abnormity will lead to a series of pathological changes and clinical symptoms.

其数量和功能上的异常可导致一系列病理改变和临床症状。

Moreover, the abnormity of USF function may lead to several diseases, such as dyslipidemias and diabetic glomerulosclerosis.

因此，深入研究USF的功能对揭示蛋白功能多样性产生的机制以及预防疾病的发生具有重要意义。

He told them that he had come to lead them and to guide them to that abode.

他告诉他们，他是来引领他们走向那个殿堂的。

There is something exasperating about this movement, something abortively melancholy about it, as if it had been written in lava, as if it had the color of lead and milk mixed.

西尔维斯特的脑袋偏向一侧，像个拍卖商。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。