常見例句雙語(yǔ)例句An experiment on hydrothermal growth are in process in a sealed tube with a precious metal liner.紅寶石的水熱生長(zhǎng)試驗(yàn)在密封貴金屬襯管中進(jìn)行。Said invention also provides a palladium-103 seed medicine and a metal rod cover-coated with palladium-103 and solder-sealed in titanium tube.本發(fā)明還提供了一種鈀-103種子藥物,于鈦管內(nèi)部焊封一粒覆鍍鈀-103的金屬棒。ip.com 返回 metal sealed tube