色欲tv国产亚洲_久久午夜夜伦鲁鲁影院_一级特黄无码A片在线观看_免费黄色性感一级片_国内破女处破苞视频hd_欧美三级少妇免费_亚洲美腿丝袜福利一区_白丝秘书被躁到高潮视频av_91麻豆精品分享的内容是很丰富的_国产原创免费av网站

bakelite

['bek?,la?t]
  • n. 膠木;人造樹膠

中文詞源


Bakelite 酚醛塑料

以其發(fā)明者美國物理學(xué)家Leo Baekeland 名字命名的專利名稱,后通用化。

英文詞源


bakelite (n.)
type of plastic widely used early 20c., 1909, from German Bakelit, named for Belgian-born U.S. physicist Leo Baekeland (1863-1944), who invented it. Originally a proprietary name, it is formed by the condensation of a phenol with an aldehyde.

雙語例句


1. Bakelite is a well - known thermosetting material and it has a wide variety of uses.
電木就是人們都熟悉的熱固性材料,具有多種用途.

來自辭典例句

2. The big black Bakelite phone rang at half past ten.
十點(diǎn)半的時(shí)候,外殼用膠木做的電話響了.

來自互聯(lián)網(wǎng)

3. Bakelite lamp holder, what is bakelite , what is bakelite lamp holder?
電木,燈頭, 燈座, 膠木,顏色,黑色.

來自互聯(lián)網(wǎng)

4. Scope: Bakelite lamp ballast electrical relay . Bakelite lamp ballast electrical relay.
經(jīng)營范圍: 燈具鎮(zhèn)流器繼電器膠木電器.

來自互聯(lián)網(wǎng)

5. Bakelite was lab - made through and through . It was 100 % synthetic.
酚醛塑料則完全是實(shí)驗(yàn)室的產(chǎn)品, 是百分之百的合成物.

來自互聯(lián)網(wǎng)