1. hua lun   rafter   pulley   cement   board, plank   Hint Half-n-half Clue   2. du lun [che;ju]   cement   ladder   mason, bricklayer   wheelbarrow   Half-n-half Clue   3. [jia;jiao;jue] shou jia   pulley   scaffolding   measure tape   rafter   Half-n-half Clue   4. ban ，ban tiao   stone   helmet, hard hat   board, plank   scaffolding   Half-n-half Clue   5. tie qiao   soldering iron   bulldozer   pickax, pickaxe, pick axe   shovel   Half-n-half Clue   6. tu zhi   crane   level   measure tape   blueprints   Half-n-half Clue   7. she xian   brick   shovel   bulldozer   beam   Half-n-half Clue