d300
d300
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In view of some operation problems of cooling water system of D300 pump units , this paperintroduces the experience of improving operation reliability of the cooling water system .
本文针对D300泵机组冷却水系统运行中暴露出的一些问题,归纳总结提高D300泵机组冷却水系统运行可靠性的经验。
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The14-24mm is excellent on amateur DX cameras like the D300 , but doesn 't really start pumping until you use it on film or a full-frame FX digital camera .
在14-24mm的是优秀的业余霉素喜欢D300的摄像头,但并没有真正开始抽水,直到您使用胶片或全画幅外汇数码相机。