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。 A59 gIp*>
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The development of some instruments is necessary when the engineer established this simulation model. b,@aq
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2）7再三核对实验结果是重要的。 # `ls)-`7
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It is necessary to check the experimental results over and over. |~K( F <;j
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3）理论联系实际是重要的。 y=a V=qD
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It is necessary to integrate theory with practice.
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4）$ a" K( B+ U3 E" j&需要立即维修该测量仪器。 WVX` <
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The measuring instrumentation need to be maintained at once. *:hy Y!x
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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。 Vz%OV}\
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The comparison in details between the theoretic value and experimental result is necessary. }Hcx=}j
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6）9 b) g# m:没有再校核实验结果的必要。 s B
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There is no need to check the experimental results.
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7）这条技术规范需要尽快解释。 6GL=)0Ah
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The technical specification need to be explained as soon as possible. K@u &(}
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8）这台机器需要修理。 p9qKLJ*.C
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This machine needs to be repaired. OMrc_)he\
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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。 qu |i;WZE
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The increasing demands for security measurement can be proved by the penetrations of automated systems. c64v,Hj9
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