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。 ;e~{TkD
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The development of some instruments is necessary when the engineer established this simulation model. +3/k/W
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2）7再三核对实验结果是重要的。 rR,+G%[(=4
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It is necessary to check the experimental results over and over. j.=UI-&m
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3）理论联系实际是重要的。 ( Lok
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It is necessary to integrate theory with practice. zz(!t eBC
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4）$ a" K( B+ U3 E" j&需要立即维修该测量仪器。 b(P HZCy#
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The measuring instrumentation need to be maintained at once. YVQ_ tCC_!
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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。 XKz;o^1a^
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The comparison in details between the theoretic value and experimental result is necessary. ~q
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6）9 b) g# m:没有再校核实验结果的必要。 u-AWJc+F .
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There is no need to check the experimental results. w)45SZ.
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7）这条技术规范需要尽快解释。 v-P8WFjca
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The technical specification need to be explained as soon as possible. 4` '8fe/
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8）这台机器需要修理。 )>(L{y|uYX
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This machine needs to be repaired.
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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。 VLf
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The increasing demands for security measurement can be proved by the penetrations of automated systems. ,VPb Uo@
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