常見(jiàn)例句雙語(yǔ)例句The effects of disturbed and false signals on Scanning Electron Acoustic Microscope (SEAM)are presented in this paper.本文對(duì)掃描電聲顯微鏡電聲成像中出現(xiàn)的乾擾信號(hào)以及假信號(hào)的産生進(jìn)行了討論。The false top is the existence pole exchanges weak caving rock stratum between the coal seam and direct top. In the coal mining, it may often be happened.偽頂是在煤層與直接頂之間存在的極易垮落的軟弱巖層，在井下採(cǎi)煤工作麪廻採(cǎi)時(shí)，會(huì)常常遇到。Because the default behavior of Seam is to enforce the existence of dependencies, you need to mark the @In annotation with the attribute required=false, which indicates that it is optional.因爲(wèi) Seam 的默認(rèn)行爲(wèi)是強(qiáng)制依賴項(xiàng)存在，您需要用屬性 required=false標(biāo)注 @In注釋，以表明它是可選的。 返回 false seam