1) box girder crack
梁体开裂
2) Beam fracture
大梁开裂
3) fissure beam
裂隙体梁
5) crystal cracking
晶体开裂
1.
The crystal cracking was studied and the results shown that crystal cracking is related to the pulling rate,rates of rotation and cooling.
本文采用提拉法生长了Cr,Yb,Ho:YAGG可调谐激光晶体,并从理论上讨论了热应力、提拉速度、晶体转速和降温速率等因素对晶体开裂的影响,最后给出了掺铬、镱和钬钇铝镓石榴石激光晶体生长的最佳工艺条件:温度梯度为0。
2.
The crystal cracking was studied and the results show that the crystal cracking is related to package, pulling rate,speed of rotation and cooling speed.
本文采用提拉法(CZ)生长了Nd:GGG晶体,并从理论上讨论了包裹物、提拉速度、晶体转速和降温速率等因素对晶体开裂的影响,最后给出了生长无开裂Nd:GGG晶体的最佳工艺参数:径向温度梯度越小越好,纵向温度梯度在0。
3.
The crystal cracking was studied and the results show that crystal cracking is related to the temperature gradient, pulling rate, speed of rotation and crystal size,and the thermal stress is a main factor which leads to the crystal cracking at the same time.
本论文采用提拉法 (CZ)生长了尺寸为1 5mm× 2 0mm的Nd :NaY(WO4) 2 晶体 ,并从理论上讨论了温度梯度、提拉速度、晶体转速和晶体尺寸等工艺参数以及热应变等因素对晶体开裂的影响 ,给出了生长Nd :NaY(WO4) 2 晶体的最佳工艺参
6) wall crack
墙体开裂
1.
Analysis on the mixture wall crack and the fountation treatment;
混合墙体开裂地基处理分析
2.
On the top wall crack and prevention of brick-concrete structure;
浅谈砖混结构顶层墙体开裂及防治
3.
It is pointed out that the main reason of wall crack is due to great drying shrinkage of the material,so the first thing is to enhance study and improve production to make the drying shrinkage value of b.
指出材料干燥收缩大是产生墙体开裂的主要原因,首先要加强研究和改进生产,使砖的干燥收缩值达到德国DIN1053-1要求的0。
补充资料：扛大梁
1.比喻担负重任。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条