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ˮ{(dio)L(fng)ܼ̰bˮ{(dio)(sh)`ϵy(tng)֪R(sh) һ҃(ni)ٶ l(f)ʽC(j)ϵy(tng)L(fng)^҃(ni)ٶȱȂy(tng){(dio)҃(ni)ٶҪͨxȡ0.5~1.0m/s֮g ϵy(tng)L(fng) ˮ{(dio)MгõL(fng)ʽҪЂ(c)L(fng)L(fng)Ђ(c)L(fng)ַ֞ς(c)L(fng)(c)L(fng)ˮ{(dio)̰b^L(fng)Ҫ ֞bL(fng)ܺͰbL(fng)܃ɷN(j)ͬĈ(chng)xͬİbʽҪ^ĸߙn(chng)m˲ðbL(fng)ܷʽM(fi)^;һҪߵĈ(chng)(S)Ҫ(ji)ʡM(fi)tm˲bL(fng)ܷʽ ˮ{(dio)L(fng)ܰbע(xing) 1 m|ϲ]d|Ƭ˞3~5mm|ƬcmRƽL(fng)܃(ni); 2 ܵbǰڵMһLٵbbúL(fng)^L(fng)B̎ܳ; 3 bL(fng)ˮƽbˮƽȵƫÿײ3mmƫ20mm; 4 bL(fng)ܵˮƽcֱҪλÑ(yng)_o@ƫ ˮ{(dio)L(fng)֧ܵİbע(xing) 1 ܲÛ˨̶g(yng)3m; 2 Uƽֱݼy❍Uƴ˲ôLȲڵUֱ6ڃɂ(c); 3 ֧ϵݿײÙC(j)еӹ(@)Ú_; 4 L(fng)ܱ֧ܾoNL(fng)۽ƽֱB̎˨վoľx; 5 L(fng)ܰbr(sh)ͬr(sh)M(jn)֧ܵĹ̶{(dio)λ_(yng); 6 ֧ܲO(sh)L(fng)yTzTԿؙC(j)(gu)̎Uֱӹ̶ڷm֧Ҫ̎ L(fng)ܲİbע(xing) bǰ(yng)(du)^(dng)`ԡҎ(gu)̖(ho)ȷM(jn)ЙzoɰbL(fng)ܲbڽM(jn)е피(j)bҪϣbҪBι(dng)`ɿɾomְbҪ£ 1 ^(yng)M^ʰ돽rͨȡrL(fng)܌b1.5~2.0r/bС1.0r(sh)(yng)ڏ^(ni)b(do)r(sh)ƬԜp; 2 L(fng)ϵUֱD(zhun)ScL(fng)ܽY(ji)̎(yn)Uλù̶ֱ_P(gun)(bio){(dio)(ji)ĽǶȼ;y{(dio)(ji)㣬cL(fng); .3 bܵr(sh)L(fng)cL(fng)ܵBӇ(yn)ܡι߅cbN(sh)ƽ׃{(dio)(ji)`; 4 bܵr(sh)ˮƽȵƫ3/1000ֱȵƫ2/1000 עˮ{(dio)̰br(sh)(yng)eעⰲȫ} |