?PCBS

PCBS發(fā)音

英：　　美：

PCBS中文意思翻譯

常用釋義：多氯聯(lián)苯

abbr.多氯聯(lián)苯（polychlorinatedbiphenyls）

PCBS雙語使用場景

1、We have great examples of that, unfortunately. PCBs accumulate in dolphins in Sarasota Bay, in Texas, in North Carolina.───很不幸，有許多這種例子PCB堆積在海豚體內(nèi)就發(fā)生在薩拉索塔灣，得克薩斯州，北卡羅來納州。

2、"We believe that at least 95percent of the PCBs in the dredge area will be removed, " she said in atelephone call with reporters.───她在接受媒體電話采訪時說：“我們相信挖掘區(qū)至少將有95%的PCB可以被清除掉。這一數(shù)字讓我們深以為傲?！?/p>

3、Electromagnetic simulation software FEKO was applied to calculate the shielding effectiveness of a small enclosure which loaded with PCBs.───運用仿真軟件FEKO對裝載PCB板的小屏蔽體屏蔽效能進(jìn)行了仿真計算。

4、They also contain much higher levels of cancer causing dioxins and PCBs.───它們還含有二氧(雜)芑和多氯聯(lián)苯，大大增加了致癌風(fēng)險。

5、Many Marine species are overfished, and some have high levels of mercury and PCBs.───過度捕撈的很多海洋物種中，有許多含有高濃度的汞和多氯聯(lián)苯。

6、Harmful levels of PCBs, chlordane and mercury can build up in your body without you even being aware of it.───有害數(shù)量的多氯聯(lián)苯，氯丹和水銀甚至?xí)恢挥X中在您的身體里積累起來。

7、The shortened version of AHR does not bind nearly so easily to PCBs. It still, however, seems to work as a transcription factor.───這個縮減版本的AHR難以和PCB結(jié)合，不過看來依然能發(fā)揮轉(zhuǎn)錄因子的作用。

8、For other chemicals, the dump rate is even higher, with a range of up to 14% per month for dioxins, and up to 8% per month for PCBs.───對于其它化學(xué)物質(zhì)來說，這種轉(zhuǎn)儲速度就更快了。二惡英每月高達(dá)14%，多氯聯(lián)苯每月高達(dá)8%。

9、Known examples are Dioxins and PCBs (polychlorinated biphenyls).───已知實例為二惡英和多氯聯(lián)苯。

PCBS相似詞語短語

1、stopcock valve───旋塞閥

2、configuring pc───配置pc

3、pc ctn───聚碳酸酯

4、quantitative pcr───定量聚合酶鏈反應(yīng)

5、bunts cupcakes───圓面包紙杯蛋糕

6、stopcock iv───活塞iv

7、crippler npc───殘廢npc

8、admix spc───外加劑spc

9、unavowed pc───不可用pc

10、gaming pc───游戲pc

pcb的S面是什么意思？

線路板的頂面與底面?zhèn)鹘y(tǒng)的叫法稱為零件面與焊錫面，零件面的英文為component side,焊錫面英文為soldering side，故取第一個字母，零件面簡稱為C面，焊錫面簡稱為S面。簡單的區(qū)分C面與S面的方法，線路設(shè)計復(fù)雜，焊接PAD多的面通常為C面，另一面就是S面了，S面通常只有焊接孔環(huán)是露出沒有蓋油墨的。