The safety experiment with chicken had not secondary poisoning.

以家鸡进行安全性试验，无二次中毒现象。

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The safety of digging equipments can be tested by safety experiment.

采掘设备的安全性可由安全性实验来确定。

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The experiment research has been done on the uranium solution nuclear critical safety experiment assembly.

在铀溶液核临界装置上进行了实验研究。

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Auto makers have leeway under federal safety rules to experiment with shift-selector designs.

WSJ: Changing Gears: Auto Makers Ditch Familiar Shift Levers

Those valuable but expensive trials, where doctors design a careful experiment and then give patients either Vioxx or a comparator drug, could answer questions about Vioxx's safety.

FORBES: Grading Merck's Defense