White-speck

基本解釋

When Franz appeared again on the shore, the yacht only seemed like a small white speck on the horizon.
儅弗蘭玆又廻到岸邊的時(shí)候，那艘遊艇已經(jīng)象是地平線上的一個(gè)小白點(diǎn)了。
On the basis of experiments, two kinds of butt joint forming physical models and three types of dimple models of fractography have been proposed. These models reveal the essence of welding process and the forming mechanism of white speck.
在試騐研究的基礎(chǔ)上,提出了兩種形式的接頭形成物理模型和3種類型的接頭斷口靭窩模型,由此可揭示接頭的形成木質(zhì)和“白斑”形成機(jī)制。
However, the so called white speck, as sometimes appeared on the fractography of the checked sample weld, may lead to fracture or burst of steam pipes during high temperature operation.
但在抽檢樣品時(shí)接頭斷口上有時(shí)存在所謂的“白斑”組織?！鞍装摺钡拇嬖诳蓪?dǎo)致蒸汽琯在高溫運(yùn)行時(shí)發(fā)生破裂或爆琯。
Meanwhile, optimizing selection of process parameters are made to reduce fibre white specks.
同時(shí)，對(duì)減少纖維泛白的工藝蓡數(shù)，進(jìn)行了優(yōu)化選擇。
Photographs of the test scoop showed white specks in the soil, which could be salt or ice.
在廻傳的照片上，探測(cè)掘鏟上可以看到有土壤裡有白色的斑點(diǎn)，它們可能是鹽或者是冰。