lack of penetration

基本解釋

But the French side may bemoan a lack of penetration and risk-taking on their own patch when this tie draws to an end.
但法國球隊在自己的場地上也沒有什麼穿透力和有威脇的進攻。
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Without disturbance of surface echo wave, defect wave is easily identified by using shear wave to detect lack of penetration in the root segment.
利用橫波檢測根部未銲透缺陷，無表麪廻波乾擾，缺陷波容易識別。
In order to improve detection precision, the method of detecting T-type fillet weld lack of penetration height was discussed using ramp probe in the wing.
爲提高檢測精度，探討了用斜探頭在翼板上檢測T型角銲縫未銲透高度的方法。

The resulting lack of competition may explain why no Scandinavian countries are in the top six for broadband penetration, despite having unusually high rates of Internet usage.
ECONOMIST: High-speed Internet access