例句與造句

1. However primary industry , heavy industry and chemical industry , which have been highly protected from the nation , will be gravely affected . fourthly , using three standards - productivity , the relation of industries and elastic of demand - income , and combining current situation and restricted factors , the paper point out that the principal industries are processing of farm and sideline products , building materials products , metal products , paperboards and machine - made paper , chemical industry and tourism trade
   運(yùn)用生產(chǎn)率上升率、產(chǎn)業(yè)關(guān)聯(lián)度和需求收入彈性這三個衡量基準(zhǔn)，結(jié)合河北省鄉(xiāng)鎮(zhèn)企業(yè)發(fā)展的現(xiàn)狀與限制因素，對河北省鄉(xiāng)鎮(zhèn)企業(yè)的支柱產(chǎn)業(yè)進(jìn)行了測算、選擇，提出農(nóng)副產(chǎn)品加工業(yè)，金屬制品業(yè)、建材工業(yè)、造紙及紙制品業(yè)、化學(xué)原料和化學(xué)制品業(yè)，旅游業(yè)應(yīng)作為河北省鄉(xiāng)鎮(zhèn)企業(yè)的支柱產(chǎn)業(yè)。
2. It's difficult to find elastic of demand in a sentence. 用elastic of demand造句挺難的