With extensive application of fine pitch QFPs and BGAs, precisely and accurately determining and adjusting PCB's temperature profile is necessary to promote solder quality.

1、

Comparison between Ultra-fine Pitch QFPs and BGAs and their Future

超细间距方形扁平封装与球栅阵列封装的比较及其发展趋势

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2、

Why had they arrested Usman Bhai Jan and not Ataullah?

为什么他们逮捕了乌斯曼大哥而不是阿陶拉？

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3、

He was released after a few days but Usman Bhai Jan was still in army custody as they said they would need him to identify people.

会计几天后就被释放了，但乌斯曼仍在军方的监控之下，军方说他们需要他来指认脸孔。

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4、

By the end of first week, a guy walks up to my cabin and greets me with a' bhai" after my name.

第一周快结束的时候，一个人走进了我的办公室，他叫我名字的时候还在后面加了个“伙计”（巴基斯坦话）。

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5、

I asked Usman Bhai Jan to tell us a joke while we were waiting for two teachers to arrive.

在等候另外两个老师上车前，我要乌斯曼大哥讲笑话给我们听。

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6、

Usman Bhai Jan said no, there was no room; she would have to stay in the back with us.

乌斯曼说不行，因为前面已经没有空间了，她得跟我们一起留在后座。

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7、

That day Usman Bhai Jan had had enough and refused to let him.

那天，乌斯曼觉得他受够了，让阿塔尔住手。

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8、

Usman Bhai Jan, our driver, made us laugh as usual.

我们的司机乌斯曼大哥跟往常一样，逗得我们欢笑连连。

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9、

Judge Bhat presides over a fast-track court set up in the Indian capital to dispose of cases relating to sexual offences against women.

在新德里，法官维伦德尔·巴特主持的这家快速法庭处理了一些有关对妇女的性犯罪案件。

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10、

The day after the impromptu meeting, Mr. Bhat had dinner with the three founders of Tinder, the popular dating app.

就在这场临时会面的次日，哈特先生与当红约会应用Tinder的三位创始人共进了晚餐。

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11、

It was a little tense, Mr. Bhat confesses now. We thought they were going to take legal action.

当时气氛有点紧张，哈特先生如今如此坦白道，我们还以为他们打算采取法律行动。

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12、

Mr. Bhat realized he could break the Captcha.

哈特先生意识到，他可以攻破验证码。

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13、

With the depreciation of Thai Bhat in 1997, the East Asian countries were involved in an unprecedented financial crisis, whose causes are complicated.

从1997年泰铢急剧贬值开始，东亚国家被卷入了一场前所未有的金融危机之中。

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14、

In 1997 the Thai government tried to maintain the Thai bhat at an overvalued level.

1997年，泰国政府试图将泰铢维持在被高估的水平。

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15、

PCDDs and PCDFs in waste from thermal decomposition of BHCs

六六六热解残渣中PCDDs和PCDFs的测定

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16、

DDTs and BHCs in surface waters did not exceed the standard of surface water environment quality.

表层水体中DDTs和BHCs均未超过地表水环境质量标准；

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17、

The results indicated that the SPAES membranes displayed lowered water uptakes and proton conductivities but increased stability towards water with the increase of the rigid moiety of BHPF.

结果表明，随刚性组分BHPF含量的增加，SPAES膜吸水率及质子导电率降低、但在水中的稳定性增加。

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18、

The new synthesis process of bisphenol fluorene ( BHPF) with thiohydracrylic acid as catalyst was introduced in this paper.

主要介绍了重要生化试剂磺基丙氨酸的合成方法及其在医药、化妆品、洗涤剂等方面的应用。

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19、

The optimum response conditions are optimized through studying the sulfuric acid method, the heteropolyacid and the ion exchange resin to catalyze and synthesize BHPF.

分别对硫酸法、杂多酸法和离子交换树脂法催化合成双酚芴工艺的最佳反应条件进行优化。

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20、

Based on H ∞ hybrid sensitivity optimization control, a biax LOS stabilized system for the tank and armored fighting vehicle is designed in this paper.

基于H∞混合灵敏度优化控制对坦克装甲战车瞄准线双轴稳定系统进行了设计。

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