sandwich steel造句

• Abstract : the colored sandwich steel plate has been successfully used in the noise control at the cooler center in the paint shop of dcac wuhan factory , expressed with laudness index , noise level is reduced 79 . 65 % after control . the effect is very excellent
  文摘:在噪声治理中，采用彩色夹心板作隔声构件，在武汉总厂涂装分厂制冷站应用成功，用响度指数这个绝对数表示，治理前后噪声总响度降低79 . 65 % ，隔声效果非常好，达到了预期的目的。
• Nan yang color light steel house co . , ltd is the large size original company of producing large - scale steel structure , color - bond sandwich steel , corrugated mould steel . it is the unit of observing contract , keeping credit and the provincial aaa grade credit enterprise . the products are assessed the recommendatory products of project construction by constructional department
  吴江南洋彩板钢结构有限公司(原名吴江市南洋彩板活动房有限公司) ，位于经济繁荣的吴江市震泽镇，她东临上海，南靠杭州、宁波，西邻湖州、安微，北依苏州、无锡。