By replacing partially pigtail sections and carrying out strict welding procedure, cracking of the pigtails is eliminated, thus saving a lot of fund.是什么意思_By replacing partially pigtail sections and carrying out strict welding procedure, cracking of the pigtails is eliminated, thus saving a lot of fund.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句