The syntheses of 3,5-dinitro-4-di-n-propylamidobenzenesulfong chloride and oryzalin was improved, makes more is fit for the requirement in the industrial production.

改进了中间体3，5-二硝基-4-二正丙胺基苯磺酰氯和最终产品安磺灵的合成方法，使之更适合于工业生产的要求。

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This Recommendation specifies the DSS 1 signalling requirement on the N-ISDN user-network interface for the Explicit Call Transfer (ECT) supplementary service.

本建议规定了在N - ISDN用户-网络接口上用于明确呼叫转移(ECT)补充业务的DSS1信令要求。

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The amount of demand for N, P and K, especially the ratios of P and K requirement of super high yielding japonica hybrid rice plant were higher than those of high yielding rice.

在养分积累、分配与利用上，超高产条件下，稻株对N、P、K三要素的吸收量增加，特别是P、K的吸收量增加明显；

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The requirement of Iraq is clear and unchanged: Unfettered access for U.N. weapons inspections -- any time, any place, anywhere.

CNN: Iraqi weapons talks move welcomed