FlexMonkey 1.0 is a professional grade testing tool and it's free.

FlexMonkey 1.0是个专业的测试工具，同时它还是免费的。

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The Teknetics T2 is a new high-performance multi-purpose professional grade metal detector.

T2 黄金探测器是新型的高效能的，多用途的专业级别的金属探测器。

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Professional-grade cameras now cost less than $1, 000.

现在，花不到 1000 美金就能买到专业等级的照相机。

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This, despite the lack of great discovery tools (although they are improving) and a relatively small amount of professional grade content (also improving).

FORBES: Here's Looking At YouTube, Kid: Eight Years, One Billion Users, And Really Just Getting Started

These players continue to offer industry-leading high definition picture and sound quality as a result of hand selected, professional grade components and technologies.

ENGADGET: Pioneer intros BDP-120 / BDP-320 / Elite BDP-23FD Blu-ray players

The TD 40 family features Professional Grade IPS panels with 1920x1080 full HD resolution and 20, 000, 000:1 Dynamic Contrast Ratio for stunning picture and color performance.

ENGADGET: ViewSonic outs three Windows 8-certified touchscreen displays