ĹؾʯƷ۹յʵ

ڣ2017-02-24

ؾʯᱵ(BaSO4ΪҪɷֵķǽƷؾʯ԰ɫйĦӲ3-3.54.0-4.6ؾʯڲԴҹĳƿƷ֮һһЩ;̽ʱΪҪཬӱش4.2ؾʯཬأʹཬ͡ѹƽ⣬ֹ¹ʷ 꾮ཬõؾ

ؾʯᱵ(BaSO4ΪҪɷֵķǽƷؾʯ԰ɫйĦӲ3-3.54.0-4.6ؾʯڲԴҹĳƿƷ֮һһЩ;̽ʱΪҪཬӱش4.2ؾʯཬأʹཬ͡ѹƽ⣬ֹ¹ʷ
꾮ཬõؾʯҪȽϸ񣬳õؾʯƷ۹ΪʹöԹؾʯ20mm£ȻĹٽϸ飬ĥ豸ȵؾʯɶʽ͵ϲ֣Ȼɵ񶯸ϻȵ͵ĥڡ꾮ཬõؾʯһϸҪﵽ325ĿϣؾʯϸȲ׷
ĹǶеڶԹ˫ݹһͲƷ ĹҪ䡢ǡҺ׼Ҫɡϡ¶пӺγʽĳִװá綯СּǴᣬûйذȫװãԱ֤ʱ𵽱áĹʱתʱϽ䣬ܵ߼ѹõ顣
ʵ֤ؾʯƷ۹ʹĹĥ豸ܺĽ30%ϣʹҲӳŻؾʯƷ۹գܡ
е20Ĺ죬Ĺṹգã㷺Ӧˮ࣬ұ𣬽ģͻϵȹҵеӲȵϣʯʯ¯̼úϵ飬ϸҵ

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