At __________________ should exist correct mains voltage.
At __________________ should exist correct mains voltage.
The first course in a meal is called the main course, mains or entree. （ ）
The first course in a meal is called the main course, mains or entree. （ ）
13. Elles ______ (se laver) les mains avant de manger.
13. Elles ______ (se laver) les mains avant de manger.
Mains supply line installed according ________ the valid regulations and protected ________ damage
Mains supply line installed according ________ the valid regulations and protected ________ damage
Mains voltage is sufficiently stable for the reactive power and within the range of_______________.
Mains voltage is sufficiently stable for the reactive power and within the range of_______________.
Les enfants _____ avant de manger. A: ont lavé les mains B: se sont lavés les mains C: ont mis la table D: se sont mis à la table
Les enfants _____ avant de manger. A: ont lavé les mains B: se sont lavés les mains C: ont mis la table D: se sont mis à la table
The Central Axis of the Forbidden City functions with mains buildings in parallel with it to achieve symmetry.
The Central Axis of the Forbidden City functions with mains buildings in parallel with it to achieve symmetry.
中国大学MOOC: Les enfants les mains avant de passer à table.
中国大学MOOC: Les enfants les mains avant de passer à table.
La petite fille se ______ lavé les mains avant de passer à table.
La petite fille se ______ lavé les mains avant de passer à table.
After having switched off the mains separator, wait for ___________ before switching it back on.
After having switched off the mains separator, wait for ___________ before switching it back on.