Volume limiting flat seat valves.

成交量单位所在地限制阀。

youdao

It's one way of getting the "flat seat" comfort you'd be enjoying in business class for a fraction of the cost.

这是一种得到舒适的平座的方法，你将花很少的费用来享受你的商务舱旅行。

youdao

Pressure on the ball bearing outer ring with a flat seat type, aligning seat type and seat type with a self-aligning washers.

压力球轴承外圈有平面座型、调心座型和带调心垫圈座型。

youdao

Here, a nearly flat sleeper seat is available for the rear cabin.

FORBES: Maybach

We folded the passenger seat completely flat (it will recline to an airplane sleeper-seat level of recumbence) and, after removing both bike tires (these fit neatly in the front trunk), we were able to gingerly pass an adult-size racing bike into the cockpit.

FORBES: Test Drives

The C-Max's fold-flat rear-seat system is brilliant, and rear cabin access is about as good as anything on the market.

WSJ: 2013 Ford C-Max Hybrid Review: A Fine Car Falls Way Short on MPG | Rumble Seat by Dan Neil