    ̲ɰ㡣
    (1) ɰùϡ״Ϻɡ
    ɰ˲ȻɰӲʯɵɰɰҪӦϲ׼ͨɰ׼鷽(JGJ52-79)Ĺ涨京 Ӧ3%
    ״ϣӦĥϸʯϡɰ¯ҡúҡҳһҺ״ĿʲϡòʯҡʯࡢһҺճΪ״ϡ
    ״С0.08mmϸӦ85%񶯷ʹʵʱĿ϶ʲӦ45%京Ӧ3%
    ɰõĹϣӦûҡʯϼӹɵɰͷ״ϡ
    ()ͲɰõĴά5mmͺˮʲ12%ľľмϸάӦ6ʯޡľ۵ȡʯ޵ĺˮʲӦ7%ľ۵ĺˮʲӦ12%άвúпʺͽϸ
    õʯӦϲ׼·ʯࡷ(SY1661-77)͹ұ׼ʯࡷ(GB494-75)㰴ʱΪ5060棬ô70档
    ɰ(ɰͷ״)񶯷ʹʵʱĿ϶ʲӦ25%
    (2) ɰϱϾȣ˲ûе衣ϵİơʼշѹѹʵϵ¶±
ЩЩЩ
      Ŀ                                        ѹʵʱ  
                    ʱ       ʼ շ ѹ ʱ     ()   
੤Щ੤Щ੤Щ
()     5  5-10   5  5-10  5 5-10
¶()14017016018090100 110130  60    40  
ةةةةةة
    (3) ɰƽӦм豸շѹѹʵÿ̺Ȳ˴30mm
    (4) ɰʩЪǰӦѹʵԵȡʩ촦ӦշѹӷΪֹ
(5) õ㲻óѷ졢ѡѲҲ洦

