The action of injecting; casting or throwing in. Astronautics. The placing of a spacecraft in, or its entry into, a particular orbit or trajectory…
| 单词 | θ207495 |
| 释义 | society > travel > air or space travel > space flight > [noun] > a space shot or flight > course or trajectory of spacecraft > entry into specific trajectory or orbit > point of (2) injection point1959 The action of injecting; casting or throwing in. Astronautics. The placing of a spacecraft in, or its entry into, a particular orbit or trajectory… insertion point1962 Astronautics. = injection, n. 1d; also insertion point n. = injection point n. at injection, n. 1d. |
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