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单词
chemical tracer
释义
chemical tracer
chemical tracer
[
′kem·i·kəl ′trā·sər
]
(nucleonics)
A tracer having chemical properties similar to those of the substance with which it is mixed.
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topping bid
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topping-cycle
topping (disambiguation)
topping governor
topping her out
topping herself
topping her up
topping him out
topping himself
topping him up
topping it off
topping joint
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更新时间:2026/2/27 10:13:53