当务之急是需要一个“同时操作单位”以安排由船只，潜水器，平台的复杂“舞蹈动作”。
A "simultaneous operations" unit is needed to choreograph the complex dance of vessels, submersibles and RIGS.
在提供潜水器产品的同时，培训潜水器操作驾驶人员，为潜水器业主或者有志于水下操作驾驶的个人提供专业的培训服务。
With provision of submersibles, to train pilots for underwater vehicle. Provide professional training services to vehicle's owners or somebody interested in underwater operation.
重力仪及操作员们都在钟形潜水器内沉到水底。
Gravity meters and their operators were lowered to the water bottom in diving bells.
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