Receptiveness was regarded as the time between flower opening and closure . 自花朵开放到闭合的时间被看成是可受期。
If they do not, previously unsuspected faulting could account for the misclosure . 如果他们不这样,尚未发现的断层可能就是造成不闭合的原因。
At zero applied load, the crack is closed along the perimeter of the specimen but open in the center . 在施加零载荷处,试样周边的裂纹是闭合的,而中心则是张开的。
The portions of the crack near the saw cut and along the edges are closed in relation to the center of the crack face . 接近锯切口和沿着边缘的裂纹部分相对于裂纹面中心而肯定是闭合的。
Only one relay is closed at any time 在某一时间,仅有一个继电器是闭合的。