1） S9 f8 T0工程师在建立这一仿真模型时，开发一些工具是必要的。 cyd~2\Kv~
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The development of some instruments is necessary when the engineer established this simulation model. Z%gx% $
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2）7再三核对实验结果是重要的。 (S^ck%]]a!
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It is necessary to check the experimental results over and over. l!IKUzt )7
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3）理论联系实际是重要的。 Wf>^bFb"$
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It is necessary to integrate theory with practice. 1x >iz
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4）$ a" K( B+ U3 E" j&需要立即维修该测量仪器。 K3p@$3hQ
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The measuring instrumentation need to be maintained at once. rj H`
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5）* F1 ?*仔细用理论值与实验结果进行比较时需要的。 Tt v9" z
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The comparison in details between the theoretic value and experimental result is necessary. (a{ZJI8_
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6）9 b) g# m:没有再校核实验结果的必要。
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7）这条技术规范需要尽快解释。 uu}-"/<~7
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The technical specification need to be explained as soon as possible. !dv-8C$U
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8）这台机器需要修理。 zk>h u<_
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This machine needs to be repaired. 4 iH&:
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9）对安全措施的需求日益增长，这一点可从自动化系统的日益增多得到证明。 4r*Pa(;y
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The increasing demands for security measurement can be proved by the penetrations of automated systems. V.,b wPb{9
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