“safety bolt”的概念、定义、翻译、参考文献-科学参考

单词	safety bolt
释义	safety bolt [`sāf·tē ´bōlt] ^{CIVIL ENGINEERING} A bolt that can be opened from only one side of the door or gate it fastens.
随便看	protomer Protomonadina Protomonida protomylonite Protomyzostomidae proton proton accelerator proton acid protonate proton capture proton drip-line proton-electron-proton reaction protonema protonephridium protonic acid proton-induced x-ray emission protonium proton magnetometer proton microscope proton moment proton number proton-proton chain proton-proton reaction proton-proton scattering proton-recoil counter

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