High pressure ring-shaped DTH drills are key equipment for underground high level large diameter long hole mining.

高气压环形潜孔钻机是地下矿山高阶段大直径深孔采矿的关键设备。

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The numerical simulation method based on software FLAC3D for the large-diameter long pile is discussed, and the influences of parameters of soil-pile interface on the numerical results are analyzed.

基于FLAC3D数值分析软件，探讨了大直径长桩的数值模拟方法，分析了桩土间接触面参数对数值计算结果的影响。

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However, ancient giant sequoias can have trunks that are 30 feet in diameter — far too big to be sampled using even the longest coring tools, which are only three feet long.

然而，古代巨型水杉木的树身可以长到直径30英尺——即使最长的年轮取芯工具(长度只有3英尺)也无法顺利取样。

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The tubes are about three nanometres in diameter and six nanometres long.

ECONOMIST: Nanotechnology in biology

Her battery-producing viruses cover their entire 880 nanometer-lengths with tiny balls of cobalt oxide and gold, leaving her with nanowires--six nanometers in diameter and 880 nanometers long.

FORBES: Breakthroughs

Peel and thinly slice the garlic and ginger, and chop the scallions into chunks as long as their diameter (to match the chicken cubes).

NPR: Savoring The Spice In Kung Pao Chicken