________is made of__________. A: Glass; glasses B: A glass; glass C: Glasses; glass D: A glass; glasses
________is made of__________. A: Glass; glasses B: A glass; glass C: Glasses; glass D: A glass; glasses
S-glass fibers have higher strength than E-glass fibers.
S-glass fibers have higher strength than E-glass fibers.
中国大学MOOC: Why S-glass is stronger than E-glass?
中国大学MOOC: Why S-glass is stronger than E-glass?
_____is made of______. A: Glass, glasses B: A glass, glass C: A glass, glasses D: Glasses, glasses
_____is made of______. A: Glass, glasses B: A glass, glass C: A glass, glasses D: Glasses, glasses
The most expensive glass is . A: Soda-lime B: Borosilicate glass C: Lead-alkali silica glass D: Fused silica glass
The most expensive glass is . A: Soda-lime B: Borosilicate glass C: Lead-alkali silica glass D: Fused silica glass
The most expensive glass is . A: Soda-lime B: Borosilicate glass C: Lead-alkali silica glass D: Fused silica glass
The most expensive glass is . A: Soda-lime B: Borosilicate glass C: Lead-alkali silica glass D: Fused silica glass
中国大学MOOC: Why S-glass and E-glass have different mechanical properties?
中国大学MOOC: Why S-glass and E-glass have different mechanical properties?
S-glass fibers have higher strength than E-glass fibers A: 正确 B: 错误
S-glass fibers have higher strength than E-glass fibers A: 正确 B: 错误
There are () on the table. A: a glass of wate B: a glass of milk C: two glasses of wate D: a glass of oranges
There are () on the table. A: a glass of wate B: a glass of milk C: two glasses of wate D: a glass of oranges
Glass can be divided into oxide glass and non-oxide glass according to its main components. A: 正确 B: 错误
Glass can be divided into oxide glass and non-oxide glass according to its main components. A: 正确 B: 错误