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The development of some instruments is necessary when the engineer established this simulation model. -e+im (2D=
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2）7再三核对实验结果是重要的。
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It is necessary to check the experimental results over and over. i pRH.1=
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3）理论联系实际是重要的。 @@6c{r^P
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It is necessary to integrate theory with practice. msZ 3%L
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4）$ a" K( B+ U3 E" j&需要立即维修该测量仪器。 $
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The measuring instrumentation need to be maintained at once. ^
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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。 iz6+jHu'l
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The comparison in details between the theoretic value and experimental result is necessary. p{O@ts:
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6）9 b) g# m:没有再校核实验结果的必要。 O|&SL03Z8
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7）这条技术规范需要尽快解释。
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The technical specification need to be explained as soon as possible. ##yH*{/&
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8）这台机器需要修理。 BBRZl x
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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。 ~Z$Ro/;l
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The increasing demands for security measurement can be proved by the penetrations of automated systems. o65I(`
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