Usted buscó: simultaneously (Chino (Simplificado) - Inglés)

改变航向或位置不能同时进行a change of heading and position are not carried out simultaneously
a change of heading and position are not carried out simultaneously

semaphores may be used to provide exclusive access to resources on the current machine, or to limit the number of processes that may simultaneously use a resource.
shared memory may be used to provide access to global variables.

define an object id as a symbol. symbols are tiny flash movies that can be played simultaneously. the objid parameter is the object id you want to define as a symbol.
the objid parameter is the object id you want to define as a symbol.

uniqid() returns a prefixed unique identifier based on the current time in microseconds. the prefix can be useful for instance if you generate identifiers simultaneously on several hosts that might happen to generate the identifier at the same microsecond. prefix can be up to 114 characters long.
prefix can be up to 114 characters long.

sem_get() returns an id that can be used to access the system v semaphore with the given key. the semaphore is created if necessary using the permission bits specified in perm (defaults to 0666). the number of processes that can acquire the semaphore simultaneously is set to max_acquire (defaults to 1). actually this value is set only if the process finds it is the only process currently attached to the semaphore.
the number of processes that can acquire the semaphore simultaneously is set to max_acquire (defaults to 1).