spring locking
| plate
| spring lock | |
| mater.sc. | serrure à houssette |
| plate | |
| agric. | petite poitrine |
| coal. met. | joint plein |
| industr. construct. mech.eng. | disque circulaire |
| IT tech. | hors texte |
| life.sc. | boîte de Petri |
| mech.eng. | plaque de marquage |
| met. | tâche de scruff; tôle forte; base; base de coulée en source |
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| serrure à houssette | |||
| verrou à ressort | |||
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spring locking : 32 phrases in 10 subjects |
| Communications | 1 |
| Construction | 1 |
| General | 2 |
| Industry | 6 |
| Materials science | 4 |
| Mechanic engineering | 7 |
| Medical appliances | 1 |
| Metallurgy | 1 |
| Technology | 6 |
| Transport | 3 |