1·Worse still is the structural component's shape: notches and sharp corners create concentrations of stress that can initiate cracks.
更糟糕的是结构组成部分的形状：槽口和尖角产生能引起裂缝的压力集中。
2·During a protracted period when Lake Suguta was overflowing into Lake Turkana, wave action carved notches and terraces into these fossil shorelines.
在苏加塔湖溢流向图尔卡纳湖的长期过程中，波浪作用在这些曾经的湖岸线上刻蚀出槽口和台阶形痕迹。
3·A proportional valve spool therefore has wider lands with notches cut into the edges.
比例阀阀芯具有比较宽的边缘带有槽口的台肩。
4·Front and rear tube connectors may be provided that include blind openings or notches to facilitate welding.
可设置前后管连接件，所述前后管连接件包括盲孔或者槽口，以便于焊接。