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建設機械化研究所
Japan Construction Method and Machinery Research Institutenoun
は、
topic markergrammar
建設機械
construction machinery; construction equipmentnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
安全性
safety; securitynoun
試験
examination; exam; test; trial; experimentnoun, suru verb
を
object markergrammar
行っ
perform; carry out; conduct; do-> 行うgodan verb
ている。
ongoing or resultant stategrammar