基本解釋[化學(xué)]一級標準物質(zhì)英漢例句雙語例句Each delivery or batch of printed or primary packaging material should be given a specific reference number or identification mark.42款：每批或每次發(fā)放的印刷好包裝材料或內(nèi)包裝材料，均應(yīng)設(shè)置特定的批號/編號或識別標志。primary reference material更多例句專業(yè)釋義化學(xué)一級標準物質(zhì)